what is the index of refraction of a material that has a critical angle of 68o when submerged in water? (b) what is the critical angle for the material in air?

Answers

Answer 1

The critical angle for the material in air is approximately 42.6°.

To calculate the index of refraction of the material submerged in water, we can use the formula for the critical angle: critical angle (θc) = arcsin(n2/n1), where n2 is the index of refraction of water and n1 is the index of refraction of the material.

(a) The index of refraction of water is approximately 1.33. Using the given critical angle of 68°, we have:

68° = arcsin(1.33/n1)

Solving for n1, we get:

n1 = 1.33/sin(68°) ≈ 1.47

So, the index of refraction of the material is approximately 1.47.

(b) To calculate the critical angle for the material in air, we can use the same formula with the index of refraction for air (n2), which is approximately 1.00:

critical angle = arcsin(n2/n1)

critical angle = arcsin(1.00/1.47) ≈ 42.6°

The critical angle for the material in air is approximately 42.6°.

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Related Questions

NASA is conducting a test with the Perseverance Rover to investigate the gravity on Mars. They test a pendulum with a length of L on the Earth and find it has a period of 1.0 s. The Perseverance Rover has a similar pendulum with a length of L/2. If the acceleration due to gravity on Mars is 1/3 the acceleration due to gravity on the Earth, what is the period of the Perseverance Rover's pendulum on Mars?

Answers

If the time period of the pendulum in earth is 1 seconds, then the length  L is 0.24 m. If length in mars is L/2 and acceleration due to gravity is 1/3rd of that of earth, the time period of the pendulum on mars is 1.216 seconds.

What is time period of oscillation ?

The time period of oscillation of a pendulum is the time taken to complete oscillation. It is related to the length l, and acceleration due to gravity g as:

T = 2π √l/g

T for earth = 1 s

g for earth = 9.8 m/s²

then l = T/4π² × g

l = 1/4π²× 9.8 m/s²

 = 0.24 m

If in mars L = L/2 = 0.24 /2 = 0.12 m

g = 9.8 m/s²/3 = 3.22m/s²

Then time period T = 2π × √0.12 m/3.22m/s²

T = 1.216 s.

Therefore, the time period of the Rover's pendulum in mars is 1.216 seconds.

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What is the momentum of a 45 kg object that travels a distance of 45m in 9 seconds?

Answers

Distance traveled=45mTime=9s

Speed:-

\(\\ \rm\rightarrowtail Speed=\dfrac{45}{9}=5m/s\)

Momentum:-

\(\\ \rm\rightarrowtail 45(5)\)

\(\\ \rm\rightarrowtail 225kgm/s\)

What is the only component of scalar quantities?

Answers

Answer:

Scalar quantities have a size or magnitude only and need no other information to specify them. Thus, 10 cm, 50 sec, 7 litres and 3 kg are all examples of scalar quantities.

Explanation:

a car ends up at x = -245 m after a displacement of -103 m. what was its initial position?

Answers

Answer:

-142m

Explanation:

To find the initial position of the car, we can add the displacement.

-245 + 103 = -142

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What must happen to light in order for an image to form

Answers

Small opening if you were directions from the light to come from

A satellite orbiting Earth at an orbital radius r has a velocity v. What would the velocity be if the satellite is moved to an orbital radius of 6r

Answers

Orbital velocity of satellite

\(v = \sqrt{ \frac{gm}{r} } \)

Radius of new orbit r' =6r

Thus new orbital velocity of satellite:

\(v = \sqrt{ \frac{gm}{6r} } = \frac{v}{ \sqrt{6} } \)

About Orbital speed

For satellites in circular orbits, the relationship between orbital velocity and altitude is strict. The task of a satellite launch rocket is to release the satellite at a suitable place in space, with the appropriate speed and direction of movement to put it in the desired orbit.

How a satellite stays in orbit can be thought of in two equivalent ways, both of which explain the relationship between the satellite's altitude and velocity.

The motion of the satellite can be seen as creating a centrifugal force that opposes the gravitational pull. For example, imagine attaching an object to a string and swinging it in a circle. The object is pulling outward against the string, and that outward force (centrifugal force) becomes greater the faster the object swings. At the right speed, the centrifugal force of the satellite due to motion around the earth just balances the gravitational pull, and the satellite remains in orbit.

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i only need the answer, thank you!
Cree-Ate Furniture makes custom furniture any way you'd like. All sizes, colors, and materials are available. According to the eText, which type of layout would this company most likely utilize? Bottl

Answers

The Job Shop layout is the most likely type of layout that Cree-Ate Furniture would utilize, given that the company customizes furniture according to the customer's specifications.

Cree-Ate Furniture, which makes custom furniture according to the customer's specifications, is most likely to use a Job Shop layout. In a job shop, a variety of products are made, each requiring a distinct set of processing steps. The workstations in a job shop layout are arranged by function, allowing for the efficient use of resources to meet diverse customer needs and preferences. A job shop layout is a manufacturing process that produces a variety of products, each with its own set of processing requirements. As a result, each item is created individually with the equipment and machines required to complete the task. In other words, every product is a unique job. The workers in this type of layout are cross-trained in a variety of skills so that they can switch from one product to the next without difficulty. Therefore, the Job Shop layout is the most likely type of layout that Cree-Ate Furniture would utilize, given that the company customizes furniture according to the customer's specifications.

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What is the most effective way to clean the science desks?

Hypothesis:

Answers

The most effective way to clean a science desks is to use a soapy water solution to clean tables using a clean disposable paper towel. Second, after cleaning the table surface with soap or detergent and rinsing with water, disinfect tables by using a diluted bleach water solution

100 POINTA essay: write an essay that describes why asexual reproduction results in offspring that are identical to the original and why sexual reproduction results in diverse and unique offspring. ( please write at least 5 to 6 sentences.)​

Answers

In asexual reproduction, the number of chromosomes is constant between the parent and the children, and because all of the offspring share a similar morphology, they are referred to as clones.

Why does asexual reproduction produce offspring that are identical to the originals?The primary distinction between the two is that while sexual reproduction results in children with distinctive morphological traits, asexual reproduction yields offspring that are identical to the parent.A single parent divides into multiple offspring during asexual reproduction through mechanisms like fission, budding, or sporulation. Meiosis is the process through which sexually reproducing organisms create their offspring.In asexual reproduction, the number of chromosomes is constant between the parent and the children, and because all of the offspring share a similar morphology, they are referred to as clones.The offspring receives only half as many (haploid) chromosomes from the parent during meiosis. As a result, it shares traits with both of its parents.Even eukaryotes like yeast and fungi and most prokaryotes like bacteria typically reproduce asexually.

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Answer:Using models, such as electronic simulations, physical models, or drawings, students will learn that genes are located in the chromosomes of cells and each chromosome pair contains two variants of each gene. Students will need to make distinctions between chromosomes and genes and understand the connections between them. DNA will be introduced in high school. Students will learn that chromosomes are the genetic material that is found in the nucleus of the cell and that chromosomes are made up of genes. They will also learn that each gene chiefly controls the production of specific proteins, which in turn affect the traits of the individual.

Students should be given opportunities to use student-developed conceptual models to visualize how a mutation of genetic material could have positive, negative, or neutral impact on the expression of traits in organisms. Emphasis in this unit is on conceptual understanding that mutations of the genetic material may result in making different proteins; therefore, models and activities that focus on the expression of genetic traits, rather than on the molecular-level mechanisms for protein synthesis or specific types of mutations, are important for this unit of study. For example, models that assign genetic information to specific segments of model chromosomes could be used. Students could add, remove, or exchange genes located on the chromosomes and see that changing or altering a gene can result in a change in gene expression (proteins and therefore traits).

Students will continue this unit of study by describing two of the most common sources of genetic variation, sexual and asexual reproduction. Students will be able to show that in sexual reproduction, each parent contributes half of the genes acquired by offspring, whereas in asexual reproduction, a single parent contributes the genetic makeup of offspring. Using models such as Punnett squares, diagrams, and simulations, students will describe the cause-and-effect relationship between gene transmission from parents(s) to offspring and the resulting genetic variation. Using symbols to represent the two alleles of a gene, one acquired from each parent, students can use Punnett squares to model how sexual reproduction results in offspring that may or may not have a genetic makeup that is different from either parent. Students can observe the same mixing of genetic information using colored counters or electronic simulations. Using other models, students can show that asexual reproduction results in offspring with the same combination of genetic information as the parents.

Students can summarize the numerical data they collect during these activities as part of their description of why asexual reproduction results in offspring with identical genetic combinations and sexual reproduction results in offspring with genetic variations. As a culmination of this unit of study, students could make multimedia presentations to demonstrate their understanding of the key concepts. Students could participate in a short research project and cite the specific textual evidence used to support the analysis of any scientific information they gather. They could integrate quantitative or technical information as part of their presentation. For example, students can take data collected during investigations of genetic mutations and provide a narrative description of their results. They could use data collected during their investigation of sexual and asexual reproduction. They could also include diagrams, graphs, or tables to clarify their data.

• Cite specific textual evidence to support analysis of science and technical texts about structural changes to genes (mutations) located on chromosomes that may affect proteins and may result in harmful, beneficial, or neutral effects to the structure and function of the organism.

• Determine the meaning of symbols, key terms, and other domain-specific phrases as they are used to describe why structural changes to genes (mutations) located on chromosomes may affect proteins and may result in harmful, beneficial, or neutral effects to the structure and function of the organism.

• Integrate quantitative or technical information about why structural changes to genes (mutations) located on chromosomes may affect proteins and may result in harmful, beneficial, or neutral effects to the structure and function of the organism that is expressed in words with a version of that information expressed visually in a flowchart, diagram, model, graph, or table.

• Include multimedia components and visual displays in presentations about structural changes to genes (mutations) located on

Explanation:

If a big force acts on the metal towers of the suspension bridge, the tower will not break into pieces like glass, but will bend instead. Which property of metals explains this phenomenon?.

Answers

If a big force acts on the metal towers of suspension bridge, the tower will not break into pieces like glass, but will bend instead. This is due to the ductile property of metals.

Metals have a greater intermolecular force between their particles. Suspension bridges are usually made of metals instead of materials like glass or any other materials lacking ductility. Glass is a brittle material and that is the reason it is broken into pieces.

The property of metals to be drawn into thin wires is called ductility. Metals do not undergo sudden collapse.

It is due to the ductile property that suspension bridge do not break when strong force acts on it.

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“Active listening” means to _______________. a. be quiet when someone is speaking b. check your understanding of what someone said c. ask questions about what someone said and meant d. all of the above Please select the best answer from the choices provided A B C D

Answers

Answer:

All of the above is the correct answer!!!

Explanation:

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Maurice pulls on the end of a spring scale. he lets go of the end and observes the spring snap back into place. what force restores the spring to its original shape? force restores the spring back to its original shape.

Answers

Elastic force: Elastic is the ability of a material to return to its original shape after being compressed or stretched.

Elastic force is the force exerted by an elastic material when it is stretched or compressed. Elastic materials, such as rubber bands, springs, and some types of plastics, have the ability to return to their original shape and size after being deformed by an external force.

When an elastic material is stretched or compressed, the molecules within the material are forced to move apart or come closer together. This creates a tension or compression force within the material that opposes the external force applied to it. The magnitude of the elastic force depends on the amount of deformation and the elasticity of the material.

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A bicycle rides in a straight line at 1 km at 10
km/h and then another 1 km at 25 km/h

Answers

Answer:

17.5

Explanation:

1+1=2

2/2=1

10+25=35

35/2=17.5

Hilda looks at a cd and sees different colors. Which best explains why she sees different colors when light strikes a cd?.

Answers

Answer:

The smooth surface of the CD causes wavelengths of light to scatter. The CD at this point acts somewhat like a prism splitting white light into the colors of the rainbow. This is called the visible spectrum of light and is composed of the colors red, orange, yellow, green, blue, indigo and violet.

Explanation:

Answer: The reflected wave has less energy

Explanation:

The incident wave would be the light wave before it comes in contact with the CD. Once the incident wave hits the CD, there is a reflected wave which will have some portion of energy from the incident wave. The reflected wave is a different color from the incident wave due to the reflected wave having less energy. Less energy means a different wavelength of visible light

Our previous weather event had the possibility of freezing rain, sleet, or snow. It would be cold enough for snow if the temperature was below freezing, but that was not the case this time.  Why did we not get snow or freezing rain instead of sleet. (Oklahoma)

Answers

We did not get snow or freezing rain instead of sleet in Oklahoma because the temperature was not below freezing. Snow forms when the temperature is below freezing throughout the entire atmospheric column, causing water vapor to directly crystallize into ice crystals. Freezing rain, on the other hand, occurs when there is a layer of below-freezing air near the surface, causing raindrops to freeze upon contact with cold surfaces.

In the given scenario, the temperature was not below freezing, indicating that the atmospheric conditions did not support the formation of snow or freezing rain. Instead, sleet occurred, which is formed when raindrops pass through a layer of below-freezing air and partially freeze into ice pellets before reaching the ground.

Therefore, the absence of snow or freezing rain and the presence of sleet can be attributed to the temperature being above freezing during the weather event.

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What are the two factors of energy?​

Answers

how much mass or speed will the object have

A block of an unknown material is floating in a fluid, half-submerged. If the specific gravity of the fluid is 1.5, what is the block's density? (Use specifie gravity Pud/Pe and density of water P 1,000 k/m
A. 350kg/m
B. 8oO kgm
C. 900 kgm
D. 1,250 kg/m

Answers

The correct option is D, If the specific gravity of the fluid is 1.5, the block's density will be 1,500 kg/m.

The specific gravity (SG) of a substance is the ratio of the density of that substance to the density of another substance (usually water).

Given data:

Specific gravity (SG) = 1.5

Density of water (P) = 1,000 kg/m

We can use the formula for specific gravity to find the density of the unknown material:

SG = Density of unknown material/Density of water

Density of unknown material = SG x Density of water

Density of unknown material = 1.5 x 1,000

Density of unknown material = 1,500 kg/m

Therefore, the block's density is 1,500 kg/m.

Hence, the density of the block is 1,500 kg/m. Therefore, the correct option is D.

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Explanation:

Since specific gravity is 1.5

  the unknown fluid has density of 1500 kg / m^3

Now...for convenience , let's assume the block is 1 m^3

 the submerged half  of it displaces  1/2 m^3  , so it would have a buoyancy of 750 kg from the fluid....but the OTHER half of the block is above the fluid level....so the entire buoyancy of 750 kg   supports the entire  1 m^3 block

    so the block density is   750 kg/ 1 m^3 = 750 kg/m^3  <===but this is not an answer provided  as a choice <==== maybe choose answer B

\2/2 50.0% complete skip question question an object is placed upright on the axis of a thin convex lens at a distance of four focal lengths (4f) from the center of the lens. an inverted image appears at a distance of 4/3f on the other side of the lens. what is the ratio of the height of the image to the height of the object?

Answers

he genuine picture forms behind center of curvature when an item is positioned halfway between both the center of the curvature and the point of focus. The image appears smaller than the item in terms of size.

What is the concave mirror's center of curvature?

a light-rayed concave mirror. middle of the curve. In geometry, the location of a curve's center of curvature is determined at a point that is located on the normal vector and spaced apart from the curve by an equal amount to a radius of curvature. If indeed the curvature is zero, it refers to the point at infinity. The center of the osculating circle for the curve is located there.

How can the radius of a curve be calculated?

the distant point along the upward ray of a normal vector, in which the curvature radius. It is expressed as follows: where is the tangent direction and is the normal vector

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a 60-kg astronaut floating at rest in space outside a space capsule throws his 0.50-kg hammer such that it moves with a speed of 10 m/s relative to the capsule. what happens to the astronaut?

Answers

spacecraft throws a 0.5-kilogram hammer so that it moves relative to the spacecraft at a speed of 10 m/s. in order to minimize the throw's impact on the astronaut.

According to the law of conservation of momentum, the total momentum of a system of objects remains constant if no external forces act on the system. In this case, the astronaut and the hammer are initially at rest, so the total momentum of the system is zero.

When the astronaut throws the hammer, the momentum of the system changes. The hammer gains momentum in one direction, so the astronaut must gain momentum in the opposite direction to maintain the total momentum of the system at zero.

Since the momentum of the hammer is given by:

\(p_{hammer}= m_{hammer} * v_{hammer}\)

where m_hammer is the mass of the hammer and v_hammer is the velocity of the hammer relative to the capsule, we can calculate the change in momentum of the system as it moves with a speed of 10 m/s

\(\triangle p = p_{hammer }= m_{hammer }* v_{hammer}\) = 0.5 kg * 10 m/s = 5 kg m/s

This means that the astronaut must also gain a momentum of 5 kg m/s in the opposite direction to maintain the total momentum of the system at zero. Since the astronaut has a mass of 60 kg, the velocity gained by the astronaut can be found using the formula:

\(\triangle p = m_{astronaut} * \triangle v_{astronaut}\)

where \(m_{astronaut}\) is the mass of the astronaut and\(\triangle v_{astronaut}\) is the change in velocity of the astronaut. Rearranging the equation gives:

\(\triangle v_{astronaut }= \triangle p / m_{astronaut}\)= 5 kg m/s / 60 kg = 0.083 m/s (approx.)

Therefore, the astronaut gains a velocity of approximately 0.083 m/s in the opposite direction to the hammer's velocity. However, this velocity is very small compared to the initial velocity of the hammer, so the astronaut would not be significantly affected by the throw.

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What is the name of the force that opposes, or the opposite of gravity ???!!

Answers

Answer:

Tension.

tension is the name of force that opposes or goes opposite of gravity

Hope this helps!

Answer: Friction

Explanation: Friction opposes gravity and any motion in two surfaces.

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if the ectopic impulse arises from the middle of the right atrium the p' wave is:

Answers

An ectopic heartbeat is an irregular heartbeat that happens when the heart's sinoatrial node (SA node), which is its normal heartbeat pacemaker, is disrupted. Ectopic beats originate from a location outside of the SA node, disrupting the normal heart rhythm. When it comes to the various types of ectopic beats, the most common is premature ventricular contraction (PVC).

If the ectopic impulse arises from the middle of the right atrium, the P wave will be abnormal. This occurs when the heart's ventricles experience an unexpected electrical impulse, causing them to contract prematurely. The P wave is a wave that appears on an electrocardiogram (ECG) and represents the electrical activity of the atria. The sinoatrial node generates a normal P wave, which spreads through both atria and then travels to the atrioventricular node, which slows the impulse and transmits it to the ventricles. P’ waveIf the ectopic impulse arises from the middle of the right atrium, the P' wave is abnormal.

As a result, the ECG can display the following:P waves with a single, smooth contour that are narrower than normal, P waves that have a pointed apex and are taller than normal, and P waves that merge with other waves, making them indistinguishable on the ECG.P prime waves, which are visible on an ECG, are related to supraventricular beats. They're usually seen in the early part of a supraventricular tachycardia event, which is a fast heart rate originating from the atria.

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Hey yall, can you help with this? First-person to answer gets brainiest + an additional 17 pts.

Hey yall, can you help with this? First-person to answer gets brainiest + an additional 17 pts.

Answers

Answer:

(a) 217 Ra          (b)     29 P

      84                          16

Explanation

(a) 221 Rn ---------------> 4 He + 217 Ra

      86                           2             84

    the mass number is reduced by 4 while the atomic number is reduced               by 2 since an alpha particle is emitted

(b) 29 P ------------------> 0 e + 29 P

       15                          -1         16

     the mass number remains the same while the atomic number is reduced by -1 since a beta particle is emitted

What is the type of radioactive decay represented by the equation above? A. Gamma B. Fusion C. Alpha D. Fission 40. Alberta uses clean coal technology. This means that the coal has a lower i content than coal in other parts of Canada, which results in reduced ii The statement above is completed correctly by the information in row olla sdf to ridW Row i A. sulfur greenhouse gas emissions acid deposition sulfur carbon greenhouse gas emissions acid deposition carbon B. C. D. 29. Which of the following graphs depicts the relationship between gravitational field strength and the mass of the International Space Station orbiting Earth? A. Field Strength (N/kg) C. Field Strength (N/kg) Mass (kg) Mass (kg) B. Field Strength (N/kg) D. Field Strength (N/kg) Mass (kg) CADLC 30. Which of the following sequences of colours represents the changing temperatu from the surface to the atmosphere of the sun? a A. Red, orange, yellow, blue B. Yellow, red, orange, blue C. Orange, yellow, blue, red D. Blue, yellow, orange, red 1. When a star undergoes a blue shift, the star is A. moving away from an observer B. moving towards an observer C. moving parallel to an observer D. stationary Mass (kg)

Answers

The sun is Yellow, red, orange, and blue. Therefore option B is correct.

The star is moving toward an observer. Therefore option B is correct.

39. The type of radioactive decay represented by the equation provided Gamma. Therefore option A is correct.

40. The statement is completed correctly by the information which states that the coal in Alberta has a lower carbon content than coal in other parts of Canada, resulting in reduced greenhouse gas emissions.

29. graph B depicts the relationship between gravitational field strength and the mass of the International Space Station orbiting Earth.

30. The correct sequence of colors representing the changing temperature from the surface to the atmosphere of the sun is Yellow, red, orange, and blue. Therefore option B is correct.

1. When a star undergoes a blue shift, it indicates that the star is moving toward an observer. Therefore option B is correct.

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PLEASE PLEASE PLEASE HELP ME ASAP I NEED IN FIVE MINUTES!!!!!! I WILL MARK BRAINLYEST AND WILL GIVE 10 EXTRA POINTS!!!!!
How does knowing how the Earth is structured help you decide where you would like to live in terms of temperature?

Answers

Answer:

Much of our understanding of the basic structure and composition of Earth and the other planets in our solar system is not strenuously debated. We can infer a surprising amount of information from the size, mass and moment of inertia of the planets, all of which can be determined from routine astronomical observations. Measurements of surface chemical composition, either by direct sampling (as has been done on Earth, the moon, and Mars) or through spectroscopic observations, can be used to estimate elemental abundances and the degree of chemical differentiation that occurred as the planets condensed from the solar nebula. Remote observations of the gravitational field can be used to understand how a planet's mass is distributed, whereas the strength and shape of the magnetic field provides some constraint on the structure of a metallic core. The specifics of structure and composition, however, are much more debatable. And it is these details that tell us a much more extensive and ultimately more interesting story about the internal dynamics of the planets and their evolution. As a result, trying to determine them is frontier research in almost all fields of earth and planetary science.

Even on Earth, many of these details have to be inferred from remote observations. Because we cannot sample the deep Earth, we must deduce its composition either by looking at the clues hidden in igneous and metamorphic rocks, or by examining proxies for composition and structure such as the three-dimensional variation of the velocity of seismic waves produced by earthquakes and sampled by networks of seismometers on the surface. The late Francis Birch, the eminent Harvard geophysicist, and his colleagues and students worked out the basic methodology that brings these distinct observations together. Birch showed how the stiffness of rocks changes under the extreme conditions of pressure and temperature deep within planets, as well as with chemical composition. Because the speed of seismic waves depends on the stiffness of the medium through which they propagate, it is possible to calculate temperature and composition from maps of seismic velocity. Most current research is based on Birch's work and it has even been extended to the most extreme temperature and pressure conditions of Earth's core. For example, much of our understanding of the large- and small-scale convection patterns driving plate tectonics has come about by using Birch-type proxies for temperature and composition.

Explanation:

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A car moving at a velocity of 25 m/s [N] accelerates at a constant rate of 1.5 m/s2 [N] for 4.0 s. What is the final velocity of the car?

Answers

Answer:

Vf = 31 m/s

Explanation:

Have to use the Final Velocity Formula - Vf = Vi + a * t

Vf = Final Velocity

Vi = Initial Velocity

a = acceleration

t = time

* = multiply

Vf = 25 + 1.5 * 4

Vf = 25 + 6

Vf = 31 m/s

The final velocity of the car is 31 m/s.

if i move 3 m east and 4 m north what is my displacement

Answers

If I move 3 m east and 4 m north, then my displacement would be 5m.

What do you understand by displacement?

In geometry and mechanics, displacement is defined as a vector whose length is the shortest distance from initial to the final position of a point P undergoing the motion.

If an object moves relative to the reference frame—for example, if professor moves to the right relative to whiteboard or passenger moves toward the rear of airplane—then object's position changes. And this change in position is known as displacement.

Given AB= 3m east and BC= 4m north

AC= √ 3² + 4²= 25

So, AC, displacement = 5m

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If the jet fighter in #3 is traveling at a height of 10,000 meters, what would the potential energy be?

Answers

Answer:

5,0000

Explanation:

because if u divide the 10 by 2 possible it will be 5 so u add your zero

The potential energy of the fighter jet of mass 'm' at a height of 10000 meters will be 98000m.

What is Potential energy of a body?

The energy of the body due to its position is called potential energy. If a body of mass 'm' is at height 'h' above the ground, then its potential energy with respect to earth will be -

E[P] = mgh

Given is a fighter jet traveling at a height of 10,000 meters.

The potential energy of a body at height 'h' above the ground is given by-

E[P] = mgh

where -

m is the mass of body

g is the acceleration due to gravity

Assume that the mass of jet fighter is 'm'. Then its potential energy will be -

E = mgh

E = m x 9.8 x 10000

E = 98000m

Therefore, the potential energy of the fighter jet of mass 'm' at a height of 10000 meters will be 98000m.

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PHYSICS HELP!!! 100POINTS !!! PLUS BRAINIEST IF CORRECT!!!

Three masses are arranged in the (x, y) plane
as shown.

What is the magnitude of the resulting
force on the 2 kg mass at the origin? The
value of the universal gravitational constant
is 6.6726 × 10−11 N · m2
/kg2
.
Answer in units of N.

PHYSICS HELP!!! 100POINTS !!! PLUS BRAINIEST IF CORRECT!!!Three masses are arranged in the (x, y) planeas

Answers

The magnitude of the force of gravity that is acting on the objects is  1.33 × 10^−10 N.

What is the force that acts on the bodies?

We know that the gravitational force is an attractive force that acts on all the objects that do exist in the universe. Thus, once  body lies within the gravitational field of the earth this force of gravity can be said to act on the object. We have in the question two objects that are positioned on the cartesian coordinates as shown. The distance between the objects is 2 m.

Using the formula;

F = Gm1m2/r^2

F = gravitational force

G = gravitational constant

m1  and m2 = masses of the objects

r = distance of separation

Then we have;

F = 6.6726 × 10^−11 * 4 * 2/(2)^2

F = 1.33 × 10^−10 N

Thus the attractive force has a magnitude of  1.33 × 10^−10 N.

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what are two common types of static routes in routing tables

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The two common types of static routes in routing tables are directly connected routes and default routes.

Determine the static routes in the routing tables?

1. Directly connected routes: These routes are automatically added to the routing table when an interface is configured with an IP address. They represent networks that are directly connected to the router's interfaces.

For example, if a router has an interface connected to a subnet with IP address 192.168.1.0/24, a directly connected route for that subnet will be added to the routing table.

2. Default routes: A default route, also known as the gateway of last resort, is used when a router does not have a specific route for a destination network.

It acts as a catch-all route that directs packets to a default gateway, which is usually the next-hop router that can reach networks outside the local subnet.

A default route is typically used in situations where a router needs to forward traffic to destinations that are not explicitly defined in its routing table.

Both directly connected routes and default routes are important components of a routing table, enabling routers to make informed decisions about forwarding packets to their intended destinations.

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Ram has power of 550 watt. What does it mean?

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It means you can do 550 Newton Meters of work every second. Power is the rate of doing work, I hope this helps
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