AP (Advanced Placement) Physics(B-C): Questions 846 - 850 of 921

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Question number: 846

» Periodic Motion, Mechanical Waves & Sound

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MCQ▾

Question

Consider a spring that is standing on end in the vertical position. A person place on the spring and it compresses a distance of . What is the spring constant?

Choices

Choice (5)Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

Question number: 847

» Light & Optics

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MCQ▾

Question

Laser light must be both:

Choices

Choice (5)Response

a.

Monochromatic and diffuse

b.

Polarized and monochromatic

c.

Polarized and coherent

d.

Monochromatic and coherent

e.

Question does not provide sufficient data or is vague

Question number: 848

» Light & Optics

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MCQ▾

Question

A line passes through centre of the lens horizontally is called?

Choices

Choice (5)Response

a.

Horizontal axis

b.

Lens axis

c.

Middle axis

d.

Principle axis

e.

None of the above

Question number: 849

» Atomic & Nuclear Physics

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MCQ▾

Question

In a nuclear fusion reaction, four protons (hydrogen nuclei) combine to form a helium nucleus, two neutrinos, and another product.

What is the other product of this reaction?

Choices

Choice (5)Response

a.

A helium nucleus

b.

Two protons

c.

Two positrons (positive electrons)

d.

Two beta particles (negative electrons)

e.

Question does not provide sufficient data or is vague

Question number: 850

» Periodic Motion, Mechanical Waves & Sound

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MCQ▾

Question

A man is in an car travelling at . A second car is moving toward him at same speed. Its horn is sounding at . What approximate frequency does he hear?

(Speed of sound is )

Choices

Choice (5)Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

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