# AP (Advanced Placement) Physics(B-C): Questions 34 - 37 of 921

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## Question number: 34

MCQ▾

### Question

When a car is driving on a road, which of the following is/are force/s acted on the car?

### Choices

Choice (5) Response

a.

Reaction forces

b.

Thrust force

c.

Force of friction

d.

None of the above

e.

Question does not provide sufficient data or is vague

## Question number: 35

MCQ▾

### Question

An object of mass , moves with a constant speed of on a circular track of radius. What is the magnitude of the acceleration of the object towards the centre in ?

### Choices

Choice (5) Response

a.

4

b.

80

c.

400

d.

40

e.

All of the above

## Question number: 36

MCQ▾

### Question

The slope of a point on a Velocity as a Function of Time graph is:

### Choices

Choice (5) Response

a.

Average acceleration

b.

Instantaneous acceleration

c.

Change in position

d.

Change in velocity

e.

None of the above

## Question number: 37

MCQ▾

### Question

A father and his two children play a game in which the children sit in a tire swing attached to a single rope that goes over a pulley attached to a tree limb, as in the illustration. The father stands on the ground, pulls down on one end of the rope and lifts the children sitting in the swing. The children, with a total mass of , sit in the swing. With what force does the father pull downward on the rope to lift the children at constant speed?

### Choices

Choice (5) Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague