AP (Advanced Placement) Physics(B-C): Questions 212 - 215 of 921

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Question number: 212

» Periodic Motion, Mechanical Waves & Sound

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MCQ▾

Question

A tube that is open at one end and closed at the other end, with a length , produces a standing wave with a fundamental frequency . If the tube is cut in half, what is the fundamental frequency of the shorter tube?

Choices

Choice (5)Response

a.

b.

c.

d.

e.

None of the above

Question number: 213

» Electric Circuits

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MCQ▾

Question

In the diagram, three resistors are connected in a circuit. What is the equivalent resistance of the three resistors?

Circuit of three identical resistors

Circuit of Three Identical Resistors

Choices

Choice (5)Response

a.

b.

c.

d.

e.

None of the above

Question number: 214

» Work, Energy and Power

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MCQ▾

Question

The graph shows data for amplitude as a function of time for an object with a mass of oscillating on a spring. At which of the following times is the spring potential energy at a maximum?

Plot of amplitude as a function of time

Plot of Amplitude as a Function of Time

Choices

Choice (5)Response

a.

b.

c.

d.

e.

None of the above

Question number: 215

» Periodic Motion, Mechanical Waves & Sound

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MCQ▾

Question

Blowing across a tube open at both ends produces a musical note. Assuming that the length of the tube is and the speed of sound in the air inside the tube is , what is the fundamental frequency of the musical note?

Choices

Choice (5)Response

a.

b.

c.

d.

e.

All of the above

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