AP (Advanced Placement) Physics(B-C): Questions 845 - 849 of 921

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Question number: 845

» Light & Optics

MCQ▾

Question

A convergent beam of light passes through a diverging lens of focal length and comes to focus at distance behind the lens. Find the position of the point, at which the beam would converge in the absence of lens.

Choices

Choice (5) Response

a.

b.

c.

d.

e.

All of the above

Question number: 846

» Periodic Motion, Mechanical Waves & Sound

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.

All of the above

Question number: 847

» Light & Optics

MCQ▾

Question

Laser light must be both:

Choices

Choice (5) Response

a.

Polarized and coherent

b.

Monochromatic and coherent

c.

Monochromatic and diffuse

d.

Polarized and monochromatic

e.

Question does not provide sufficient data or is vague

Question number: 848

» Light & Optics

MCQ▾

Question

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

Choices

Choice (5) Response

a.

Lens axis

b.

Principle axis

c.

Middle axis

d.

Horizontal axis

e.

All of the above

Question number: 849

» Atomic & Nuclear Physics

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.

Two positrons (positive electrons)

b.

Two beta particles (negative electrons)

c.

A helium nucleus

d.

Two protons

e.

All of the above

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