# AP (Advanced Placement) Physics(B-C): Questions 726 - 729 of 921

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## Question number: 726

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MCQ▾

### Question

A car traveling at skids to a stop in due to constant acceleration. The acceleration is:

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

## Question number: 727

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MCQ▾

### Question

The thin concave lens in the illustration has a virtual focal length . An object, represented by the arrow, is positioned at a distance from the center of the lens. Where will the image form?

### Choices

Choice (5)Response

a.

At a distance to the left of the lens

b.

At a distance to the left of the lens

c.

At a distance to the right of the lens

d.

At a distance to the right of the lens

e.

Question does not provide sufficient data or is vague

## Question number: 728

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MCQ▾

### Question

An object is experienced a force and change its velocity from to . Again it is experienced a force and change its velocity from to . If the time of applied force is same at both times, then which of the following is true?

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

## Question number: 729

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MCQ▾

### Question

A block slides on rough floor and it stops after covered distance, when its initial velocity is . What is the coefficient of the friction between the box and the floor?

### Choices

Choice (5)Response

a.

0.2

b.

0.05

c.

0.4

d.

0.1

e.

None of the above

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