# AP (Advanced Placement) Physics(B-C): Questions 511 - 515 of 921

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## Question number: 511

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MCQ▾

### Question

An object is moving with velocity towards North, then it takes turn left and moves with velocity . Calculate the resultant velocity of the particle.

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

## Question number: 512

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MCQ▾

### Question

Which of the following, gives value equivalent to ?

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

None of the above

## Question number: 513

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MCQ▾

### Question

Two simple harmonic oscillations are given by the equations: and . Consider the and are the frequencies of and , respectively. And and are the amplitudes of and , respectively. What are the ratios of and , respectively?

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

All of the above

## Question number: 514

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MCQ▾

### Question

A photon is emitted as an atom makes a transition from to level. What is the energy of the emitted photon?

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

All of the above

## Question number: 515

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MCQ▾

### Question

An object is placed at the focal point of a thin convex lens. Which of the following statements best describes the image that forms?

### Choices

Choice (5)Response

a.

The image is virtual, forming at twice the focal length on the same side of the lens as the object.

b.

The image is real, forming at the focal length on the side of the lens opposite the object.

c.

No image will form.

d.

The image is real, forming at twice the focal length on the side of the lens opposite the object.

e.

All of the above

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