for light that originates within a liquid and strikes the liquid/air interface, the critical angle is 36°. what is brewster's angle for this light?

Work done to lift the stone of mass 5.9 kg is 28.91 J.

The work done through pressure is made of the displacement and the component of the carried-out force of the object inside the direction of displacement. whilst we push a block with a few pressure ' F ' the body movements with a few accelerations, paintings are carried out. paintings executed is written as W = F.

The paintings executed by using pressure are defined to be manufactured from the aspect of the force in the path of the displacement and the significance of this displacement. formula. work can be calculated by multiplying pressure and Distance within the course of force as follows. W = F × d.

Work is achieved whenever a pressure actions something over a distance. you can calculate the strength transferred, or work carried out, by multiplying the pressure via the space moved in the route of the pressure.

Calculation:-

mass = 5.9

g = 9.8 m/s

f = 0.5 m

work done = mgh

                   = 5.9 × 9.8 × 0.5 J

                  = 28.91 J

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The event that causes the least amount of time to go by on the game clock is a free throw.

In conclusion, the event that causes the least amount of time to go by on the game clock is a free throw.

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Answer:

ya daddy is my zaddy

Explanation:

The task is to calculate the resistivity of rainwater with a given conductivity of 100 µS/cm.

Resistivity is the inverse of conductivity and is a measure of a material's resistance to the flow of electric current. To calculate the resistivity of rainwater with a conductivity of 100 µS/cm, we can use the formula: Resistivity = 1 / Conductivity.

In this case, the given conductivity of rainwater is 100 µS/cm. By substituting this value into the formula, we can calculate the resistivity of rainwater. The resistivity will be expressed in units of ohm-cm (Ω·cm).

Resistivity is a fundamental property that characterizes the electrical behavior of a material. It represents the intrinsic resistance of the material to the flow of electric current. In the context of rainwater, the conductivity value indicates its ability to conduct electricity. By calculating the resistivity from the given conductivity, we can determine the inverse of this conductivity, which gives us a measure of the rainwater's resistance to electric current flow.

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Answer:

Stars are very massive stellar objects, which means that they have a very intense force of gravity. This is the first of the forces entering this "war".

In addition to that, due to the force of gravity that drives the star to contract, the process known as fusion occurs (the union of atoms of one element that results in another element, hydrogen fuses in stars to produce helium). The fusion created in the high temperatures of the center of the star generates an enormous amount of energy (which causes the stars to shine) and a force going outward of the star counteracting gravity, this is the second force in the "war" .

In a stable star these two forces (gravity going inward and the pressure created by the fusion going outward ) are in balance, preventing the star from exploding or collapsing. But eventually the star exhausts its "fuel" (hydrogen atoms) to produce fusion within it (although stars also fuse helium and other heavier elements, but once the hydrogen is finished the star is near its end), which decreases the force outward from the star, making the force that wins this battle to be the force of gravity.

When the force of gravity wins, the star collapses on itself and from here, depending on the star's mass, several things can happen, such as the star becoming a white dwarf, a supernova, even a black hole.

The life cycle of stars may be boiled down into a tug of war, lasting billions of years, between two basic forces -

Stars are very massive stellar objects and remain the longest in the stage when it is burning Hydrogen into Helium.

Thus,

The life cycle of stars may be boiled down into a tug of war, lasting billions of years, between two basic forces -

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Answer:

180

Explanation:

i think

The difference in the pressure between the inside and outside will be 369.36 N/m²

The force applied perpendicular to the surface of an item per unit area across which that force is spread is known as pressure.

It is denoted by P. The pressure relative to the ambient pressure is known as gauge pressure.

The given data in the problem is;

dP is the change in the presure=?

Using Bernoulli's Theorem;

\(\rm \rho\frac{V^2_{12}}{2} +P_1= \rho \frac{V^2_{22}}{2} +P_2 \\\\\ P_2-P_1=\rho \frac{v_2^2-v_1^2}{2} \\\\ P_2-P_1= 1.21 \times \frac{17.4^2-0}{2} \\\\ \triangle p=369.36 \ N/m^2\)

Hence, the difference in the pressure between the inside and outside will be 369.36 N/m²

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Answer: 195.2802 → 195 for Acellus

Explanation: 0.5*1.29*17.4^2

Answer:

SI unit of heat is joule and cgs unit of heat is calorie. 1 calorie = 4.18 joule.

Explanation:

The SI unit of heat is joule and the CGS unit of heat is calorie.

4.18 joules= 1 calorie

The statement describes an advantage of recorded presentations is that the audience members have the opportunity to provide feedback. Thus, the correct option for this question is C.

A recorded presentation may be defined as a popular format of multimedia content with a duration of several seconds or minutes that significantly expresses the advantages of a product, service, or any idea with the support of interesting graphic images, concise text, and appropriate narration.

According to the context of this question, a recorded presentation delivers an advantage to the audience to provide feedback. This is because the process of recorded PowerPoint presentation gives the actual sense and understanding to the audience similar to the real event.

Therefore, the correct option for this question is C.

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Answer:

4m/s²

Explanation:

Initial velocity (u) = 0 m/s

Final velocity (v) = 8 m/s

Time taken (t) = 2 sec

Acceleration (a) = ?

We know

\(a = \frac{v - u}{t} \\ = \frac{8 - 0}{2} \\ = \frac{8}{2} \\ = 4 \: m |s ^{2} \)

Hope it will help :)

Answer:

Velocity

Explanation: It cannot be speed, so it will have to be velocity.

As a cart travels around a horizontal circular track, the cart must undergo a change in velocity, therefore the correct answer is option C.

The total displacement covered by any object per unit of time is known as velocity. The generally considered unit for velocity is a meter per second.

As given in the problem, as a cart travels around a horizontal circular track, the cart must undergo a change in,

As the car travel around a horizontal circular track, there is a change of direction at every instant that's why the velocity of the car change every second even if the speed of the car is constant,

Thus, the correct answer is option C.

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The question is incomplete the complete question is,

As a cart travels around a horizontal circular track, the cart must undergo a change in,

A.speed

B.mass

C.velocity

D.gravity

In the actual world, there are five primary types of interactions between light and matter. These are emission, scattering, reflection, absorption, and transmission.

Maxwell's equations, which regard the solid as a continuum and result in its optical characteristics as a measure of the frequency of the electromagnetic energy: the complex dielectric constant, are used to explain the interaction of light with solids.

As light enters a material, transmission happens. As light moves across a medium, it may do so without being distorted or dispersed by the medium. When light transmits its energy to matter instead of being reflected nor transmitted by it, this is known as absorption of light.

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I think Twelve is the answer

Answer:

The Answer is Star's Parallax.

Explanation:

It is the straighforward way to determine to find the distance to a nearby star.

The speed of the osprey approaching you can be calculated by finding the difference between the frequencies of the two calls and then dividing it by the time it takes for the sound to travel.

The speed of sound is approximately 343 meters per second, so the speed of the osprey can be calculated as follows:

(2300 Hz - 2200 Hz)/(1/343) = 343 m/s.

This means that the osprey is approaching you at a speed of 343 meters per second.

The osprey’s call is a distinct whistle at 2200 Hz which is clearly audible to humans, and this frequency can be used to determine how far away the osprey is from you. The difference between the two calls, 2200 Hz and 2300 Hz, can be used to calculate the speed of the osprey as it dives towards you.

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Answer:

W = F * s    

Work done equals applied force * distance traveled

Apparent weight = M g (1 - sin θ)     since some of applied force will lighten sled

μ = coefficient of kinetic friction

F cos θ = force applied to motion of sled

s = distance traveled

[μ M g (1 - sin θ)] cos θ * s = work done in moving sled

Note that F = μ M g    if applied force is in the horizontal direction

Answer:

increase to four times its initial value

hope this helps you ☺️☺️

The positions of the pendulum, from left to right, are A, B, C, D, and E, with C representing the central or equilibrium position. The labeling indicates the order and spacing of the positions in the pendulum's motion during its oscillation.

The image depicts a pendulum undergoing simple harmonic motion. The pendulum starts at position A and swings to position E. There are five different labeled positions in the illustration:

The central position or equilibrium position is labeled as C. This is the point where the pendulum comes to rest momentarily, with its maximum potential energy and zero kinetic energy.

On the left side of the equilibrium position, there are two positions labeled as A and B. These positions are equally spaced from the equilibrium position, with A being closer to the maximum displacement from C.

On the right side of the equilibrium position, there are two positions labeled as D and E. Similar to positions A and B, these positions are also equally spaced from the equilibrium position, with E being farther from the maximum displacement from C.

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Fastest

Light travels fastest in media which are least optically dense. The index of refraction value provides a relative measure of the optical density of a material. The higher the index of refraction value, the more optically dense a material is and the slower that light will travel in that material.

it takes 2.27 m-s for the current in an l-r circuit to increase from zero to 0.74 its maximum value. part a determine the time constant of the circuit

To determine the time constant of the LR circuit,

We can use the equation:
Current (I) = Maximum Current (Imax) * (1 - e^(-t/τ))

Where:
- I is the current at time t
- Imax is the maximum current
- t is the time (2.27 m-s)
- τ is the time constant
- e is the base of the natural logarithm (approximately 2.718)

The student question provides the information that the current has reached 0.74 times its maximum value after 2.27 ms.

We can plug these values into the equation:
0.74 * Imax = Imax * (1 - e^(-2.27 m-s / τ))

Since we only need to find τ, we can divide both sides by Imax:
0.74 = 1 - e^(-2.27 m-s / τ)

Now, we can rearrange the equation to isolate τ:
1 - 0.74 = e^(-2.27 m-s / τ)
0.26 = e^(-2.27 m-s / τ)

To find τ, take the natural logarithm of both sides:
ln(0.26) = -2.27 m-s / τ

Finally, solve for τ:

τ = -2.27 m-s / ln(0.26)
τ ≈ 3.25 m-s

The time constant of the circuit is approximately 3.25 m-s.

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Answer: 10 deibles

Explanation:

it increases by 10 each level

mark brainliest

Hello! Your answer is shown below,

The music of Thailand reflects its geographic position at the intersection of China and India, and reflects trade routes that have historically included Africa, Greece and Rome. Traditional Thai musical instruments are varied and reflect ancient influence from far afield - including the klong thap and khim (Persian origin), the jakhe (Indian origin), the klong jin (Chinese origin), and the klong kaek (Indonesian origin). Though Thailand was never colonized by colonial powers, pop music and other forms of modern Asian, European and American music have become extremely influential. The two most popular styles of traditional Thai music are luk thung and mor lam; the latter in particular has close affinities with the music of Laos.

Aside from the Thai, ethnic minorities such as the Lao, Lawa, Hmong, Akha, Khmer, Lisu, Karen and Lahu peoples have retained traditional musical forms.

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The temperature atop Mt Everest would be approximately -30.5 degrees Fahrenheit.

The adiabatic lapse rate is the rate at which the temperature decreases with an increase in altitude in a dry adiabatic process. In this case, the given adiabatic lapse rate is 3.5 degrees Fahrenheit per thousand feet.

To estimate the temperature atop Mt Everest, we need to calculate the temperature difference from the starting point at the beach to the top of Mt Everest, considering the altitude difference. Mt Everest has an altitude of roughly 29,000 feet.

The temperature difference can be calculated using the following formula:

Temperature difference = Adiabatic lapse rate * (Altitude difference / 1000)

Plugging in the values:

Temperature difference = 3.5 °F/thousand feet * (29,000 feet / 1000) = 3.5 °F/thousand feet * 29 = 101.5 °F

Temperature atop Mt Everest = Starting temperature - Temperature difference

Temperature atop Mt Everest = 95 °F - 101.5 °F ≈ -6.5 °F

Therefore, my estimate of the temperature atop Mt Everest would be approximately -30.5 degrees Fahrenheit (-6.5 °F rounded to the nearest whole number).

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The final velocity of the 8 ball is 12 m/s

When we talk about the momentum what we mean is that the momentum is the product of the mass and the velocity of a body and e know that it is known to be a vector quantity as shown.

From the principle of the conservation of momentum;

Momentum before collision = Momentum after collision

(0.2 * 10) + (0.15 * 0) = (0.2 * 1) + (0.15 * v)

2 = 0.2 + 0.15 v

1.8 = 0.15v

v =1.8/0.15

v = 12 m/s

Hence the velocity is 12 m/s

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Answer:

Fluid, such as a drug or blood, is drawn up through a hollow needle into the main tube when the plunger handle is pulled back. As long as the needle tip remains in the fluid while the plunger handle is pulled, air will not enter.

I hope it's helpful!

Answer:

A cyclotron is a type of particle accelerator.

Explanation:

Cyclotron frequency is the frequency of a charged particle moving perpendicular to the direction of a uniform magnetic field B, since that motion is always circular, the cyclotron frequency is given by equality of centripetal force and magnetic Lorentz force.

Answer:

F = 2(50 N) - (50 N) = 50 N

Explanation:

The direction of F is the direction in which the two students are pushing.

The masses (in kilograms) of the three objects on the Gizmo is 14N object=1.42 kg, 80N object = 8.16kg, 98N object = 10kg

Gravity always accelerates objects at a rate of 9,8 m/s2 as it draws them toward the ground. Unless air resistance favors one item over another, all objects of study to the same rate due to gravity, despite differences in mass. Any two masses, bodies, or particles can be attracted to one another by the force of gravity.

Generally

For a Gizmo Bearing Mass of defined as integers

Say

14N, 80N, 98N

Therefore

For 14N

ω = m×g

14 = m×9.8

m1 = 1.42 kg

For 80N

ω = m×g

80 = m×9.8

m2 = 8.16kg

For 98N

ω = m×g

98 = m × 9.8

m3 = 10Kg

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