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Anastaziya [24]
3 years ago
8

The electric potential inside a parallel-plate capacitor __________. the electric potential inside a parallel-plate capacitor __

________. decreases linearly from the negative to the positive plate decreases inversely with the square of the distance from the negative plate is constant increases linearly from the negative to the positive plate decreases inversely with distance from the negative plate
Physics
1 answer:
suter [353]3 years ago
3 0
<span>The electrical potential inside a parallel-plate capacitor will increase linearly from the negative to the positive plate. If the charge is moving in the direction is naturally would move, the electric potential energy is said to decrease; if it moves in the opposite direction, it is said to increase. This is akin to lifting an object further away from the surface of the earth. As it is lifted higher, the electrical potential energy increases.</span>
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As you move farther away from a source emitting a pure tone, the ___________ of the sound you hear decreases.
Colt1911 [192]

Answer:

frequency

Explanation:

The phenomenon of apparent change in frequency due to the relation motion between the source and the observer is called Doppler's effect.

So, when we move farther, the frequency of sound decreases. The formula of the Doppler's effect is  

f' = \frac{v + v_o}{v+ v_s} f

where, v is the velocity of sound, vs is the velocity of source and vo is the velocity of observer, f is the true frequency. f' is the apparent frequency.

7 0
3 years ago
Social psychology can be defined as the scientific study of how people ________ one another.
Mars2501 [29]
Understand, feel about, and behave toward seems the most likely
7 0
3 years ago
How long does it take an airplane to fly 1200 miles if it maintains a speed of 300 miles per hour
sdas [7]

Answer:

The answer is

<h2>4 hrs</h2>

Explanation:

To find the time taken we use the formula

t =  \frac{d}{v}  \\

where

d is the distance covered

v is the velocity

t is the time

From the question

d = 1200 miles

v = 300 mi/hr

We have

t =  \frac{1200}{300}  =  \frac{12}{3}  \\

We have the final answer as

<h3>4 hrs</h3>

Hope this helps you

5 0
3 years ago
An Argon laser (λ = 5.0×102nm) shines down a silica glass fiber-optic cable with index of refraction 1.46. What is the speed of
Yanka [14]

Answer:

The speed of the laser light in the cable, c_f=2.1\times 10^8\ m/s

Explanation:

It is given that,

Wavelength of Argon laser, \lambda=5\times 10^2\ nm=5\times 10^{-7}\ m

Refractive index, n = 1.46

Let c_f is the speed of the laser light in the cable. The speed of light in a medium is given by :

c_f=\dfrac{c}{n}

c_f=\dfrac{3\times 10^8\ m/s}{1.46}

c_f=2.05\times 10^8\ m/s

or

c_f=2.1\times 10^8\ m/s

So, the speed of the laser light is 2.1\times 10^8\ m/s. Hence, this is the required solution.

4 0
3 years ago
Read 2 more answers
For an increase in the bulk modulus of a material but without any change in the density, what happens to the speed of sound in t
vazorg [7]
The speed of sound, c, is given by the Newton-Laplace formula
c = \sqrt{ \frac{K}{\rho} }
where
K = bulk modulus
ρ =  density

Because the density is constant, the speed of sound is proportional to the square root of the bulk modulus.

Therefore when the bulk modulus increases, the speed of sound increases by the square root of the bulk modulus.

For example, if K is doubled, then
c = \sqrt{2K} = \sqrt{2} \sqrt{K}

Answer:
If the bulk modulus increases by a factor of n, then c increases by a factor of √n.

7 0
3 years ago
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