AP (Advanced Placement) Physics(B-C): Questions 896 - 899 of 921

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Question 896

Question

MCQ▾

An acrobat performs the “trick” of walking on a loose board laid on top of a flat roof so that one fifth of the board՚s length extends beyond the edge of the roof. If the length of the board is , the mass of the board is , and the mass of the acrobat is , how far beyond the edge of the roof can he stand safely on the board?

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Choice (5)Response

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Question does not provide sufficient data or is vague

Question 897

Question

MCQ▾

The water stream travels to maximum height of above the spout of the hose, which is straight upward. What is the approximate speed of the water?

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Choice (5)Response

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Question does not provide sufficient data or is vague

Question 898

Question

MCQ▾

Two convex lenses of focal length and constitute a telescope. The telescope is focused on a point, which is away from the objective. If the final image is formed at a distance from the eyepiece, then the length of the tube is:

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Choice (5)Response

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None of the above

Question 899

Question

MCQ▾

On a horizontal meter scale of mass , two masses placed. One mass of is placed at left end of the scale or at mark. The meter scale is balanced such that pivot placed at mark. If the another mass is of , then what is the position of it on meter scale?

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Choice (5)Response

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b.

c.

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None of the above

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