AP (Advanced Placement) Physics(B-C): Questions 666 - 669 of 921

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Question number: 666

» Electric Circuits

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MCQ▾

Question

What is the electric current, when net charge of moves from a given point in time ?

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Choice (5) Response

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c.

d.

e.

None of the above

Question number: 667

» Light & Optics

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MCQ▾

Question

A student is making a refracting telescope from two lenses. First, the student tests each lens and determines that the objective lens focuses light from distant objects at a point from the lens. The eyepiece lens focuses light from distant objects at a point from the lens. When constructing the telescope, the lenses need to be placed at each end of a tube that is how long?

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Choice (5) Response

a.

b.

c.

d.

e.

None of the above

Question number: 668

» Kinematics in One and Two Dimensions

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MCQ▾

Question

A car left skid marks that were in length. Assuming that the car skidded to a stop with a constant acceleration of , then what was the speed of the car before it began to skid?

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Choice (5) Response

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b.

c.

d.

e.

None of the above

Question number: 669

» Force and Newton's Law of Motion

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MCQ▾

Question

A box of is held stationary on inclined surface by a string connected to the wall. If the force of friction at contact surface of the box and inclined surface, is , then tension of the string is:

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Choice (5) Response

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Question does not provide sufficient data or is vague