what happened to the magnetic field as the separation of the plates was increased
Answers
As the separation of the plates was increased, the magnetic field did not change. The strength of the magnetic field decreases as the distance from the magnet or wire is increased.
Explanation:
What is a magnetic field?
A magnetic field is defined as the area or region around the magnet where the magnetic force is experienced. The field lines are always perpendicular to the poles of the magnet. Magnetic field lines depict the direction of the magnetic field. Magnets are of two types natural and artificial magnets.
Natural magnets are found in the Earth's crust, and artificial magnets are made of materials like steel, iron, nickel, cobalt, etc. Magnets always have two poles, the north pole, and the south pole, that attract opposite poles and repel like poles. Magnetic fields are also produced when the electric current flows through a wire. The strength of the magnetic field depends on the current and distance from the wire. The unit of a magnetic field is Tesla (T). The strength of the magnetic field decreases as the distance from the magnet or wire is increased.
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Related Questions
nasa's space shuttle used to orbit the earth at about 18,000 mph. if it traveled to the next sun-like star at that speed, the trip would take at least:
Answers
If it traveled to the next sun-like star at that speed, the trip would take at least is 100 millennia.
4.3 light years is the distance to the nearest star, regardless of type.
Let's round up to 25,280,000,000,000 miles.
We obtain around 140444444 hours by dividing by 18000.
roughly 160 000 years.
To Proxia, then. In the triplet of Centauri, a G-type is located roughly at the same distance.
Tau Ceti, however, is the only G-type star in our solar system, which is what you're looking for. 11 light years.
Give or take 400,000 years is a good estimate.
The rate at which an object moves in relation to a reference point is measured as its speed. It is regarded as a magnitude or scalar quantity and has no direction. The formula: can be used to calculate speed.
Speed equals Distance/Time.
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The weather map shows some conditions in the
atmosphere at noon on a particular day.
1016
1020
1024
H
1008
1004
1000
996
1012 1008 1008 1012 1016
1016-
Where would you predict the highest atmospheric
pressure?
A. In the southeast
OB. In the northeast
OC. In the southwest
12
Northwest
Answers
The weather map shows some conditions in the atmosphere at noon on a particular day OB. In the northeast
Where do you think the highest atmospheric pressure will be found?
The atmospheric pressure is strongest at sea level and lowers as you ascend into the atmosphere. At sea level, typical air pressure ranges from 800 to 1050 millibars.
High-pressure regions are often areas of fair, stable weather. Low-pressure zones have a thin atmosphere. Winds sweep inward towards these regions. This causes the air to ascend, resulting in clouds and condensation.
Since warm air rises, areas with warmer air frequently have lower pressure. They are known as low pressure systems. High pressure systems are areas with high air pressure.
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draw a figure of a simple pendulum explain its amplitude and effective length ?
Answers
Answer:
Explanation:
A simple pendulum consists of a mass (usually represented as a small object or bob) attached to a string or rod of negligible mass. The mass is free to swing back and forth under the influence of gravity.
In the figure, the point of suspension is denoted by "O," and the mass (bob) is represented by the small circle. The string or rod is represented by the vertical line connecting the point of suspension to the bob.
Amplitude:
The amplitude of a pendulum refers to the maximum displacement or swing of the bob from its equilibrium position. In the figure, the amplitude can be represented by the angle formed between the vertical position and the position of the bob when it swings to its maximum distance on one side. It is usually denoted by the symbol "A."
Effective Length:
The effective length of a pendulum refers to the distance from the point of suspension to the center of mass of the bob. It represents the distance over which the mass swings back and forth. In the figure, the effective length can be measured as the length of the string or rod from the point of suspension to the center of the bob. It is usually denoted by the symbol "L."
It is important to note that the amplitude and effective length of a simple pendulum affect its period of oscillation (the time taken for one complete swing). The relationship between these parameters and the period can be described by mathematical formulas.
Overall, the simple pendulum is a fundamental concept in physics and provides a simplified model for understanding oscillatory motion and the principles of periodic motion.
A toy car has a 1.5 A current, and its resistance is 2 Ω. How much voltage does the car require?
Answers
Answer:
Battery Voltage
Explanation:
Voltage refers to the amount of electrical potential your battery holds. The standard automotive battery in today's vehicles is a 12-volt battery. Each battery has six cells, each with 2.1 volts at full charge. A car battery is considered fully charged at 12.6 volts or higher. hope this helps you :)
Answer:
3 V
Explanation:
e d g e n u i t y
before each item.
1. Which of the following refers to chemical digestion?
A. Chewing of food B.. Grinding of food C. Tearing of food D. Amylase in the saliva
2. In what organ most of the absorption process happen?
A. Stomach B. Small intestine C. Large intestine D. Esophagus
3. It is a digestive disorder wherein the body has the inability to digest sugar?
A. Gastritis B. Lactose intolerance
C. Diarrhea D. Peptic ulcer
4. The following are part of the digestion process EXCEPT
A. ingestion B. assimilation
C. excretion D. respiration
5. It helps to moisten the food and contains the enzyme amylase.
A. Saliva
B. Stomach C. Mouth D. Teeth
6. It is a process of taking in digested food nutrients into the cell by providing new protoplasm and energy
needed during the cell activities.
A. Ingestion B. assimilation C. Absorption D. Excretion
7. What causes constipation?
A. Lack of fiber in the body B. Uncontrolled growth of abnormal cells
C. Lack of enzyme lactase D. Excessive consumption of coffee and acidic drinks
8. The nutrients from the digested food are being absorbed by the following processes except
A. passive diffusion B. facilitated diffusion C. active transport D. ingestion
9. It is the organ that is responsible for reabsorbing water and minerals that are not digested in the small
intestine.
A. Stomach B. Large intestine C. Small intestine
D. Esophagus
10. The following are the reasons why digested food should be assimilated into the cell EXCEPT
A. they are converted into protoplasm. C. they provide energy needed in cell activities
B. they are needed to store fats. D. they are converted to build cell membranes
11. What is the best treatment for a person who suffers lactose intolerance?
A. Take antibiotics
B. Balanced diet
C. Take lactase supplements before eating food contains dairy D. Practice healthy lifestyle
12. What happen during the assimilation process?
A. Absorbed nutrients are delivered into the cell
B. Breaking down of food into tiny pieces
C. Elimination of waste product of the digestion process D. Absorption of nutrients from the digested food
13. How does the enzyme amylase help in the absorption of nutrients?
A. It helps in the digestion of proteins.
B. It helps in the digestion of fats.
C. It helps in the digestion of carbohydrates. D. It helps in the digestion of lipids.
14. It is characterized as loose bowel caused by an infection of bacteria that we get from the food we eat.
D. GERD
A. Diarrhea
C. Gastritis
B. Peptic Ulcer
15. How saliva helps in the digestion process?
A. It reabsorbs nutrients from the food we eat.
B. It contains the enzyme amylase that helps in the digestion of starch.
C. It absorbs nutrients and distribute it in the bloodstream.
D. All of the above
16. How colon cancers can be treated?
B. By exercising
A. By eating foods rich in fiber
D. By undergoing surgeries.
g C. By taking lactase supplements
Answers
Answer:
1:D
2:B
3:B
4:D
5:A
13:A
14:A
15:B
16:A
7:A
9:B
8:B
11:C
12:A
Explanation:
Sorry for incomplete answers
What are the factors that change the pattern observed on a screen during Young’s double-slit experiment?
Answers
The factors that can change the pattern observed on a screen during Young's double-slit experiment are given below:1. Width of the slit. 2. Distance between slits. 3. Distance between slits and screen. 4. Wavelength of the incident light. 5. Refractive index of the medium.
The factors that can change the pattern observed on a screen during Young's double-slit experiment are given below:
1. Width of the slit. The width of the slit can influence the diffraction pattern that is observed on a screen. When the width of the slit decreases, the central maximum of the diffraction pattern becomes broader, and the intensity of the secondary maxima reduces.
2. Distance between slits. The distance between the slits in the double-slit experiment also affects the pattern on the screen. The distance between the slits is equal to the spacing between the maxima. If the spacing between the slits decreases, the distance between the maxima decreases, and vice versa.
3. Distance between slits and screen. The distance between the slits and the screen is also a factor that can affect the diffraction pattern. When the distance increases, the spacing between the maxima becomes wider, and the intensity of the maxima decreases.
4. Wavelength of the incident light. The wavelength of the incident light is another factor that affects the diffraction pattern on the screen. When the wavelength increases, the spacing between the maxima increases, and vice versa.
5. Refractive index of the medium. The refractive index of the medium in which the light travels can also influence the diffraction pattern observed on a screen.
When the refractive index of the medium changes, the position of the maxima changes as well. These are the factors that can change the pattern observed on a screen during Young's double-slit experiment.
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A radio-controlled plane has a measured air velocity of 3.0 m/s [E]. If the plane drifts off course due to
a light wind with velocity 1.75 m/s [25° W of S], find the velocity of the plane relative to the ground. If
the distance travelled by the plane was 3.2 km, find the time it took the plane to travel that distance.
Answers
According to the question it took the plane 675 seconds (11 minutes and 15 seconds) to travel 3.2 km.
What is travel?Travel is the act of moving from one place to another, either for leisure or business purposes. It is often associated with exploration and discovery, as well as the opportunity to experience new cultures, cuisines, and landscapes.
The velocity of the plane relative to the ground is the vector sum of the air velocity (3.0 m/s [E]) and the wind velocity (1.75 m/s [25° W of S]).
The vector sum can be calculated using the Law of Cosines and the Law of Sines.
Using the Law of Cosines, we can calculate the magnitude of the vector sum:
|v| = √(3.0 m/s)2 + (1.75 m/s)2 - 2(3.0 m/s)(1.75 m/s)cos(25°)
|v| = 4.73 m/s
Using the Law of Sines, we can calculate the angle of the vector sum:
sin(θ) = (1.75 m/s)sin(25°) / 4.73 m/s
θ = 20.9°
Therefore, the velocity of the plane relative to the ground is 4.73 m/s [20.9° W of S].
To find the time it took the plane to travel 3.2 km, we can use the equation:
t = d / v
where t is the time in seconds, d is the distance in meters, and v is the velocity in m/s.
t = 3200 m / 4.73 m/s
t = 675 s
Therefore, it took the plane 675 seconds (11 minutes and 15 seconds) to travel 3.2 km.
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Use the equation d=st where d= distance, s= speed, and t= time. If you ride a skateboard at a speed of 8m/s for 12 seconds, how far do you travel
Answers
Answer:
96 meters
Explanation:
d = st
d = (8 m/s)(12 s)
d = 96 m
Light from red, green and blue spotlights shine on asheet of paper. The paper contains cyan and magentapigments. Which of the three primary light colors will beabsorbed by the pigments?A.RedB.Blue and greenC.Red and blueD.BlueE.Red and GreenF.Green
Answers
We know magenta absorbs Green color and Cyan absorbs Red color.
So , Final answer is : E) Red and Green
4. What is the electric field E for a Schottky diode Au-n-Si at V = -5 V at the distance of 1.2 um from the interface at room temperature if p = 10 12 cm, Min 1400 cm2 V-18-1 N. = 6.2 x 1015 x 13/2 cm
Answers
The electric field E for the Schottky diode is approximately 3.81 x 10^5 V/m.
To calculate the electric field E, we can use the formula:
E = V / d,
where V is the applied voltage and d is the distance from the interface.
Given:
V = -5 V (negative sign indicates reverse bias)
d = 1.2 μm = 1.2 x 10^-6 m
Substituting these values into the formula, we get:
E = (-5 V) / (1.2 x 10^-6 m)
≈ -4.17 x 10^6 V/m
Since the electric field is a vector quantity and its magnitude is always positive, we take the absolute value of the result:
|E| ≈ 4.17 x 10^6 V/m
≈ 3.81 x 10^5 V/m (rounded to two significant figures)
The electric field for the Schottky diode Au-n-Si at V = -5 V and a distance of 1.2 μm from the interface is approximately 3.81 x 10^5 V/m.
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What would the velocity of an object be if it was on a 1.75m rope and took 4 seconds to go around 2
revolutions
2.75 m/s
6.5 m/s
4 m/s
5.5 m/s
Answers
The velocity of the object is 5.5 m/s if it was on a 1.75 m rope and took 4 seconds to go around 2 revolutions. The formula used to calculate the velocity of an object in uniform circular motion is: v = 2πr / t Where, v is the velocity of an object in m/s, t is the time taken by the object in sπ = 3.14, r is the radius of the circle in meters
Now, we can calculate the velocity of the object using the given data: v = 2πr / tv = (2 × 3.14 × 1.75) / 4v = 5.5 m/s
Therefore, the velocity of the object is 5.5 m/s if it was on a 1.75 m rope and took 4 seconds to go around 2 revolutions. The velocity of an object in uniform circular motion can be calculated using the formula :v = 2πr / t Where, v is the velocity of an object in m/s, t is the time taken by the object in sπ = 3.14r is the radius of the circle in meters
Length of the rope = 1.75 m, Number of revolutions = 2, Time taken = 4 s
Now, we can substitute the given values in the formula and solve for v: v = 2πr / tv
= (2 × 3.14 × 1.75) / 4v
= 5.5 m/s
Therefore, the velocity of the object is 5.5 m/s if it was on a 1.75 m rope and took 4 seconds to go around 2 revolutions.
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what is the electric potential 4.20 m from a -3.37*10^-6 C charge?
Answers
Answer:
\(V =-7221.43 \ V\)
Explanation:
The Electric Potential
The electric potential at a point is equal to the electric potential energy (measured in joules) of any charged particle at that location divided by the charge (measured in coulombs) of the particle.
To calculate the electric potential of a point charge Q at a distance r, we use the formula:
\(\displaystyle V=\frac{kQ}{r}\)
Where
\(k=9\cdot 10^9\ N.m^2/c^2\)
We are given the following data:
\(Q=-3.37\cdot 10^{-6}\ c\)
r = 4.20 m
Calculating:
\(\displaystyle V=\frac{9\cdot 10^9*(-3.37\cdot 10^{-6})}{4.2}\)
\(\mathbf{V =-7221.43 \ V}\)
Answer:
-7221.43 V
Explanation:
its for Acellus
you should look at least ___________ seconds ahead of your car. 10 12 20 5
Answers
You should look at least 12 to 15 seconds ahead of your car.
Eye lead time is the amount of time drivers scan in front of their vehicles. The time in the city should be between 12 and 15 seconds, or around 1.5 and 2 city blocks.
Most skilled drivers scan the road at least 12 to 15 seconds in advance. That entails scanning the distance you must cover in the next 12 to 15 seconds. That would be roughly one block at slower speeds. It is approximately a quarter of a mile at highway speeds. You could have to stop too soon or make abrupt lane changes if you're not looking that far ahead. Looking 12 to 15 seconds ahead does not imply disregarding what is immediately in front of you. Good drivers alternate between paying attention to the now and the future.
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the equation F=(9)/(5)C+32 gives the fahrenheit temperature corresponding to the celsius find the fahrenheit temperature equivalent to 25 celsius
Answers
The given equation,F = (9/5)C + 32gives the Fahrenheit temperature corresponding to the Celsius. To find the Fahrenheit temperature equivalent to 25 Celsius, we will substitute the given value of Celsius into the above equation.
So, F = (9/5)(25) + 32F = 45 + 32F = 77Hence, the Fahrenheit temperature equivalent to 25 Celsius is 77 degrees Fahrenheit.
To find the Fahrenheit temperature equivalent to a given Celsius temperature, we use the equation
F = (9/5)C + 32, whereF is the Fahrenheit temperature andC is the Celsius temperature.
The equation is derived from the relationship between the Celsius and Fahrenheit temperature scales.In this equation, 9/5 is a conversion factor used to convert the Celsius temperature to Fahrenheit.
The constant 32 is added to the product of the conversion factor and the Celsius temperature to get the Fahrenheit temperature.The question asks us to find the Fahrenheit temperature equivalent to 25 Celsius. To do this, we substitute the given value of Celsius into the equation.
So, we haveF = (9/5)(25) + 32Simplifying the right-hand side, we getF = 45 + 32Evaluating the expression,
we getF = 77Therefore, the Fahrenheit temperature equivalent to 25 Celsius is 77 degrees Fahrenheit.
Thus, we can conclude that the Fahrenheit temperature equivalent to 25 Celsius is 77 degrees Fahrenheit, which we found using the equation F = (9/5)C + 32.
This equation is used to convert Celsius temperatures to Fahrenheit temperatures. The conversion factor 9/5 is multiplied by the Celsius temperature, and 32 is added to the result to get the Fahrenheit temperature.
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What is the mass of a student who weighs 582 Newton?
cha
Answers
Answer:59.3
Explanation:
The force due to gravity or weight is 582 N. The mass of a student is 59.39 Kg.
What is force?A force is an effect that can alter an object's motion according to physics. An object with mass can change its velocity, or accelerate, as a result of a force. An obvious way to describe force is as a push or a pull. A force is a vector quantity since it has both magnitude and direction.
Force = mass.acceleration
582 = m*9.8
m = 59.39 Kg.
The force due to gravity or weight is 582 N. The mass of a student is 59.39 Kg.
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Earth changes all the time making it a __ planet.
Answers
What Determines the amount of TE of an object
Answers
Answer:
To find the volume of a rectangular object, measure the length, width and height. Multiply the length times the width and multiply the result by the height. The result is the volume. Give the result in cubic units, such as cubic centimeters.
Explanation:
Answer:
Kinetic energy is the energy possessed by an object due to its motion. If an object is moving, then it has kinetic energy. The amount of kinetic energy depends on mass and speed.
Explanation:
Which statement describes the relationship between bond strength and the
melting and boiling points of a substance?
A. Substances held together by hydrogen bonding have lower melting
and boiling points than those held together by Van der Waals
forces.
B. Substances held together by ionic bonding have higher melting
and boiling points than those held together by hydrogen bonding.
C. Substances held together by Van der Waals forces have higher
melting and boiling points than those held together by ionic
bonding
O D. Substances held together by ionic bonding have lower melting and
boiling points than those held together by hydrogen bonding.
SUB
Answers
Answer: Wrong
Explanation:
The statement that accurately describes the relationship between bond strength and the melting and boiling points of a substance is; "substances held together by ionic bonding have higher melting and boiling points than those held together by hydrogen bonding."
Intermolecular forces refers to forces of attraction that holds molecules together in a particular state of matter. The nature and magnitude of intermolecular forces impacts on the magnitude of the melting and boiling points of substances.
Substances held together by ionic bonding have higher melting and boiling points than those held together by hydrogen bonding. The bonds between ionic substances can only be broken at very high temperature.
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What can be seen in a crowd, in the ocean, and
felt under ground?
Answers
Answer: Convection currents in the molten mantle cause the plates to slowly move about the Earth a few centimeters each year. Many ocean floor features are a result of the interactions that occur at the edges of these plates.
Explanation:
The convection currents can be seen in a crowd, in the ocean, and can also be felt underground.
A convection current simply means the process that has to do with the movement of energy from one particular place to another.
A convention current is also known as convection heat transfer. Convention currents are due to differential heating. This brings about the circulation patterns that are referred to as convection currents that can be found in the atmosphere, water, and the mantle.
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what are the 5 native elements?
Answers
Answer:
platinum, iridium, osmium, iron, zinc
how many conduction electrons are there in a 2.00 mmmm diameter gold wire that is 50.0 cmcm long? How far must the sea of electrons in the wire move to deliver -22.0 nC of charge to an electrode?
Answers
The total number of conduction electrons in the wire is 9.16 x 10^19 electrons. The sea of electrons must move 0.147 m (or about 15 cm) to deliver -22.0 nC of charge to an electrode.
The number of conduction electrons in a gold wire can be estimated using the formula:
n = (ρA)/(μe)
where n is the number of conduction electrons per unit volume, ρ is the resistivity of gold, A is the cross-sectional area of the wire, μ is the electron mobility in gold, and e is the elementary charge.
The cross-sectional area of the wire:
A = πr^2 = π(1.00 mm)^2 = 3.14 x 10^-6 m^2
The number of conduction electrons per unit volume:
n = (ρA)/(μe) = (2.44 x 10^-8 Ωm)(3.14 x 10^-6 m^2)/(2.9 x 10^-6 m^2/Vs)(1.6 x 10^-19 C) = 5.85 x 10^28 m^-3
The total number of conduction electrons in the wire:
N = nAL = (5.85 x 10^28 m^-3)(3.14 x 10^-6 m^2)(0.5 m) = 9.16 x 10^19 electrons
To deliver -22.0 nC of charge to an electrode, the sea of electrons in the wire must move a distance of:
d = Q/(Ne)
d = (-22.0 x 10^-9 C)/(9.16 x 10^19 electrons)(1.6 x 10^-19 C) = -0.147 m
The negative sign indicates that the electrons must move in the opposite direction to the charge flow.
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What is an object's acceleration if it is moving at 40 m/s and comes to a stop in 5 s?
Answers
An object's acceleration if it is moving and comes to a stop in 5 s will be 8 m/s².
What is acceleration?Acceleration is defined as the rate change of velocity with time.
acceleration a = (Δv) / (Δt)
An object is moving with initial velocity u = 40 m/s and it comes to stop, then its final velocity v= 0 m/s.
Time taken for the change in speed t=5s.
The acceleration is given by
a = (40 -0)/ 5
a = 8 m/s²
Thus, the object's acceleration is 8 m/s².
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Describe or identify some uses of an electromagnet.
Answers
Answer:
Electromagnets are widely used as components of other electrical devices, such as motors, generators, electromechanical solenoids, relays, loudspeakers, hard disks, MRI machines, scientific instruments, and magnetic separation equipment.Explanation:
A falcon is diving at a speed of 30m/s. It accelerates at a rate of 40m/sand reaches a speed of
100m/s. Calculate the distance it travels during its acceleration.
Answers
Answer:
Reasd through the explanartion first :)
Explanation:
Initial velocity, u = 30 m/s
Final velocity, v = 100 m/s
Acceleration, a = 40 m/s²
Distance traveled, s = ?
According to the 3rd equation of motion,
We know that,
v² - u² = 2as
So, putting all the values, we get
⇒ v² - u² = 2as
⇒ (100)² - (30)² = 2 × 40 × s
⇒ 10000 - 900 = 80s
⇒ 9100 = 80s
⇒ 9100/80 = s
⇒ s = 113.75 m.
Could someone please explain isotopes, and what they do/are? If not thats fine, thank you
Answers
Answer:
each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei, and hence differ in relative atomic mass but not in chemical properties; in particular, a radioactive form of an element.
"some elements have only one stable isotope"
Explanation:
there ya go! Pls give me brainliest!
A spaceship flies past Mars with a speed of 0.985\(c\) relative to the surface of the planet. When the spaceship is directly overhead, a signal light on the Martian surface blinks on and then off. An observer on Mars measures that the signal light was on for 70.0\({\rm {\rm \mu s}}\) .
Answers
The duration of the light pulse measured by the pilot of the spaceship is approximately 34.0 μs.
What is light pulse?
A light pulse refers to a brief and localized disturbance or packet of electromagnetic radiation that propagates through space. It is a short-duration burst or wavefront of light energy.
Light pulses can be produced by rapidly changing or modulating a light source, such as a laser. By controlling the duration and intensity of the light emission, one can generate pulses of light with specific characteristics.
According to the theory of special relativity, time dilation occurs when an observer is in relative motion with respect to another observer.
The time dilation factor is given by γ = 1 / √(1 - (v²/c²)), where v is the relative velocity between the observers and c is the speed of light.
In this scenario, the spaceship is moving past Mars with a speed of 0.985c relative to the planet's surface. Since the signal light blinks on and off while the spaceship is directly overhead, the duration of the light pulse observed by the pilot can be calculated using the time dilation formula.
Given that the duration of the light pulse measured by the observer on Mars is 70.0 μs, we need to divide it by the time dilation factor to obtain the duration measured by the pilot:
Δt' = Δt / γ = 70.0 μs / (1 / √(1 - (0.985)²)) ≈ 34.0 μs
Therefore, the duration of the light pulse measured by the pilot of the spaceship is approximately 34.0 μs.
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A block is pushed across a 10 m rough surface quickly by a boy. Which of the following would not increase the power needed by the boy to move the block?
Question 5 options:
A .Increase the mass of the block
B. Decrease the time of the block slid
C. Increase the roughness of the surface
D. Increase the time of the block was slid
Answers
The option that would not increase the power needed by the boy to move the block is "Increase the time of the block was slid".
Option D is the correct answer.
What is the power applied by the boy?The power applied by the boy to push the block across the 10 m rough surface is the measure of the energy expended over a given time interval.
Mathematically, the power applied by the boy is given as;
P = E/t
where;
E is the energy expended by the boyt is the time over which the boy applies the forceP = (F x d)/t
where;
F is the applied forced is the displacement of the blockAccording to Newton's second law of motion, the applied force is given as;
F = ma
P = (ma x d) / t
where;
m is the mass of the blocka is the acceleration of the blockd is the displacement of the blockt is time of motionFrom the formula above, the following will increase the power needed by the boy to move the block.
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What is the difference between cytology and histology
Answers
Explanation:
what is the difference between cytology and histology
Histology involves the study of tissue and Cytology involves the study of cells, both of which are derived from various organs of the human body. The Histology laboratory is responsible for the preparation of tissue for diagnosis by Pathologists.
abby volunteers at the planetarium at the museum of natural history. she is putting together a presentation about the solar system in which she will describe the shape of the solar system. she uses the term orbital plane when she discusses the plane in which the planets orbit.
Answers
Abby volunteers at the planetarium at the museum of natural history. she is putting together a presentation about the solar system in which she will describe the shape of the solar system. she uses the term orbital plane when she discusses the plane in which the planets orbit.
What is meant by the orbital plane?
The space that connects the centers of the orbiting objects and the object being orbited is known as an orbital plane and is formed like a flat, disk. Planets in our solar system avoid colliding with one another because their orbital planes are similar.
A rotating body's orbit is located in a geometric plane called the orbital plane. An orbital plane can be identified using just three non-collinear points in space. The locations of the centers of an orbiting celestial body and a large body (the host) at two different times or points in its orbit are typical examples.
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The sports car is traveling along a 25∘ banked road, circular with a radius of r=400ft. If the coefficient of static friction between the tires and the road is μs =0.4, determine the minimum safe speed so no slipping down the road occurs. Neglect the size of the car. Express your answer to three significant figures and include the appropriate units.
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Given that the sports car is traveling along a 25° banked road, circular with a radius of r = 400 ft. And, the coefficient of static friction between the tires and the road is μs = 0.4.To determine the minimum safe speed so no slipping down the road occurs.
The free-body diagram of the forces acting on the car can be given as:1. The normal force (N)2. The gravitational force (mg)3. The static friction force (Fs)To find the minimum speed, we need to find the value of the static friction force, Fs that points up the incline and balances the car's weight pointing down the incline. Then the centripetal force should also be found to balance the force component of the weight pointing perpendicular to the road.
To calculate the static friction force Fs acting on the car, the following formula can be used: Fs ≤ μs * N...[1]N = m * g ...[2]tan(θ) = Fsc / Fn where, θ
= 25° [3]Fc
= m * v² / r...[4]Substitute equation [2] in [1],Fs ≤ μs * m * g...[5]The gravitational force is, m * g
= 1200 * 32.2 Fs ≤ 0.4 * 1200 * 32.2Fs ≤ 15456 NUsing the formula from equation [3],tan(25)
= Fs / N...[6]Substitute equation [2] and [5] in equation [6],tan(25) = (0.4 * 1200 * 32.2) / (1200 * 32.2)tan(25) = 0.4v² / r
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