AP (Advanced Placement) Physics(B-C): Questions 365 - 367 of 920

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Question number: 365

» Linear Momentum

MCQ▾

Question

A photon of light collides with a stationary electron. Using conservation of linear momentum and conservation of mass – energy principles, what is the expected result?

Choices

Choice (5) Response

a.

The electron recoils with kinetic energy and the photon retains its previous speed and wavelength after the collision.

b.

The electron remains stationary and the photon rebounds from it with a shorter wavelength.

c.

The electron recoils with kinetic energy and a photon with a longer wavelength is produced.

d.

The electron recoils with kinetic energy and a photon with a shorter wavelength is produced.

e.

None of the above

Question number: 366

» Work, Energy and Power

MCQ▾

Question

A object is attached to a spring with spring constant of . Compare the potential energy of the spring-object system when the spring is extended beyond the equilibrium position to the system’s potential energy when the spring is extended twice as far, to beyond equilibrium.

Choices

Choice (5) Response

a.

6

b.

c.

d.

e.

All of the above

Question number: 367

» Electric Circuits

MCQ▾

Question

Which of the following statements is true of all combinations of resistors arranged in parallel?

Choices

Choice (5) Response

a.

The potential difference across each branch of the combination is the same.

b.

The current splits so that each resistor has the same current.

c.

The total resistance increases as more resistors are added in parallel.

d.

The current and the potential difference are the same in each branch.

e.

All of the above

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