AP (Advanced Placement) Physics(B-C): Questions 426 - 429 of 920

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Question number: 426

» Linear Momentum

MCQ▾

Question

On a track, a cart moving at to the right collides with a cart moving at to the left. After the collision, the cart is moving at to the left. What is the velocity of the 1 kg cart after the collision?

Choices

Choice (5) Response

a.

to the right

b.

to the left

c.

to the right

d.

to the left

e.

None of the above

Question number: 427

» Thermodynamics

MCQ▾

Question

A system of ideal gas molecules contains moles of gas. of work is done in compressing the gas as the gas gives off of energy. Then the gas is allowed to expand, doing of work on its surroundings. What is the net change in internal energy of the gas as a result of these processes?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

Question number: 428

» Fluids & Solids

MCQ▾

Question

The density of fresh water is , and atmospheric pressure is . Determine the absolute pressure at the bottom of a freshwater lake that has a depth of and a surface area of .

Choices

Choice (5) Response

a.

b.

c.

d.

e.

All of the above

Question number: 429

» Periodic Motion, Mechanical Waves & Sound

MCQ▾

Question

A certain wave is produced by the oscillations of particles of a medium in the and direction, as the wave pulses travel in the direction. What type of wave is this?

Choices

Choice (5) Response

a.

Compressional

b.

Spherical

c.

Longitudinal

d.

Transverse

e.

None of the above

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