# AP (Advanced Placement) Physics(B-C): Questions 62 - 64 of 920

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## Question number: 62

MCQ▾

### Question

The radius of a steering wheel of car is 30 cm, and the radius of a steering wheel of truck is 40 cm. If the applied force is the same for both steering wheels, then what is the percentage of torque increase to drive the truck rather than the car?

### Choices

Choice (5) Response

a.

10

b.

15

c.

33

d.

25

e.

None of the above

## Question number: 63

MCQ▾

### Question

The illustration shows a pulley system with a fixed pulley attached at the top and a movable pulley at the bottom to which an object with weight W is attached. A rope is attached to the top pulley, wound around the bottom pulley, and then up and around the top pulley. Pulling down on the rope in the direction shown with a force F causes the object to be lifted upward. Assume constant speed, and neglect the masses of the pulleys and rope. As the force F moves downward a distance d, how far does the object move upward?

### Choices

Choice (5) Response

a.

b.

c.

d.

e.

None of the above

## Question number: 64

MCQ▾

### Question

An object with a mass of kg on the surface of Earth is taken to the moon, where the gravitational field on moon is of that on Earth. What is the mass of the object on the surface of the moon?

### Choices

Choice (5) Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

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