AP (Advanced Placement) Physics(B-C): Questions 831 - 835 of 921

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Question number: 831

» Gravitation and Circular Motion

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MCQ▾

Question

An airplane pilot makes a vertical loop with a radius. Determine the normal force acting upon the pilot’s body at the top of the loop if his air speed is .

Choices

Choice (5)Response

a.

b.

c.

d.

e.

All of the above

Question number: 832

» Thermodynamics

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MCQ▾

Question

A rod of length is made of a material that has a coefficient of linear expansion of . If the rod is heated from to , by what percentage does the length of one centimeter on the rod increase?

Choices

Choice (5)Response

a.

b.

Between and

c.

Between and

d.

e.

None of the above

Question number: 833

» Force and Newton's Law of Motion

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MCQ▾

Question

A block of mass is sliding on an inclined surface with constant velocity. The angle between inclined surface and horizontal surface is . Which of the following gives the correct, coefficient of kinetic friction of inclined surface?

Choices

Choice (5)Response

a.

b.

c.

d.

1

e.

Question does not provide sufficient data or is vague

Question number: 834

» Magnetic Field & Electromagnetism

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MCQ▾

Question

Length of a pair of conducting wires is . They carrying direct current of and spaced apart. The magnitude of force between these wires is:

Choices

Choice (5)Response

a.

b.

c.

d.

e.

All of the above

Question number: 835

» Atomic & Nuclear Physics

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MCQ▾

Question

What is the velocity of an electron with kinetic energy of ?

Choices

Choice (5)Response

a.

b.

c.

d.

e.

None of the above

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