# Linear Momentum [AP (Advanced Placement) Physics(B-C)]: Questions 1 - 4 of 66

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## Question number: 1

Linear Momentum
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### Question

MCQ▾

Two skaters stand face to face on the ice. Skater has a mass of , and skater 2 has a mass of . They push off one another and move in opposite directions. What is the ratio of skater 1’s speed to skater 2’s speed?

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

None of the above

## Question number: 2

Linear Momentum
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### Question

MCQ▾

In the laboratory, a cart moving to the right on a track at collides totally inelastically with a cart moving to the left at . Determine the loss to thermal energy during this collision.

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

All of the above

## Question number: 3

Linear Momentum
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### Question

MCQ▾

A cart rolls across a level floor with speed and strikes a wall elastically. In a second trial, the cart strikes the wall at . Assuming that the contact time between the cart and the wall is the same in both cases. The force the cart exerts on the wall in the second trial is ________the force in the first trial.

### Choices

Choice (5)Response

a.

Twice as much

b.

The same as

c.

Four times as much

d.

Half as much

e.

All of the above

## Question number: 4

Linear Momentum
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### Question

MCQ▾

A rubber ball drops from a height of onto a concrete floor and rebounds to a height of . What is the coefficient of restitution between the ball and the floor?

### Choices

Choice (5)Response

a.

0.90

b.

0.25

c.

0.50

d.

0.70

e.

All of the above