AP (Advanced Placement) Physics(B-C): Questions 202 - 204 of 921

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Passage

Two current carrying wires

Two Current Carrying Wires

Question number: 202 (2 of 2 Based on Passage) Show Passage

» Magnetic Field & Electromagnetism

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MCQ▾

Question

In the illustration, two parallel wires have currents of equal magnitude moving in opposite directions. What is the direction of the net magnetic field at point , which is located equidistant from the wires, due to the currents in the wires?

Choices

Choice (5)Response

a.

Into the page

b.

To the right

c.

There is not net magnetic field at point P.

d.

Out of the page

e.

None of the above

Question number: 203

» Periodic Motion, Mechanical Waves & Sound

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MCQ▾

Question

A person is driving on a divided highway at , and encounters an emergency vehicle with a siren that is emitting a constant frequency. In which of the following situations will he hears the highest frequency from the siren?

Choices

Choice (5)Response

a.

The emergency vehicle is ahead of you, moving away from you at .

b.

The emergency vehicle is ahead of you, moving toward you from the other direction at .

c.

The emergency vehicle is in the lane next to you, moving in the same direction at .

d.

The emergency vehicle is behind you, moving in your direction at .

e.

Question does not provide sufficient data or is vague

Question number: 204

» Periodic Motion, Mechanical Waves & Sound

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MCQ▾

Question

A mass oscillates on a spring with a period of and an amplitude of . Which of the following equations describes the position of the oscillating mass as a function of time?

Choices

Choice (5)Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

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