AP (Advanced Placement) Physics(B-C): Questions 218 - 221 of 921

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Question 218

Question

MCQ▾

An arrow moving at is stopped by a target. If the arrow has a mass of and penetrates into the target, what is the force exerted by the arrow on the target?

Choices

Choice (5)Response

a.

b.

c.

d.

e.

All of the above

Question 219

Question

MCQ▾

On a curved level roadway with a radius of , the suggested speed limit is approximately to safely negotiate the curve at the posted speed, what must the coefficient of friction be between a car՚s tires and the road?

Choices

Choice (5)Response

a.

0.3

b.

0.1

c.

0.4

d.

0.2

e.

Question does not provide sufficient data or is vague

Question 220

Question

MCQ▾

The following graph of Wave Amplitude as a Function of Time shows two waves: a sine function with a dashed line and a cosine function with a solid line. At what time would the superimposed of the two waves have a maximum positive value?

Wave Amplitude as a Function of Time

Choices

Choice (5)Response

a.

b.

c.

d.

e.

None of the above

Question 221

Question

MCQ▾

An object attached to a spring is displaced by and released to set it into oscillation with a period of time . Then the same object on the same spring is displaced by and set into oscillation again. What is the period of the second oscillation?

Choices

Choice (5)Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

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