AP (Advanced Placement) Physics(B-C): Questions 465 - 468 of 920

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Question number: 465

» Work, Energy and Power

MCQ▾

Question

A person of mass runs in a linear path, he accelerates from a speed of to a speed of in a time period of . What is the increase in kinetic energy of the person during this time period?

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Choice (5) Response

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b.

c.

d.

e.

Question does not provide sufficient data or is vague

Question number: 466

» Electrostatics

MCQ▾

Question

The electrostatic force between two charged particles is . If the particles are moved times as far as before, what is the new force?

Choices

Choice (5) Response

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b.

c.

d.

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All of the above

Question number: 467

» Work, Energy and Power

MCQ▾

Question

Three electrons are accelerated from rest to a speed of by an electric potential difference of . What is the kinetic energy of the electrons after the acceleration?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

Question number: 468

» Periodic Motion, Mechanical Waves & Sound

MCQ▾

Question

A solid sphere of mass attached to a vertical massless string of length is displaced by and released to set it into oscillation with a period of time . Then the same object attached to another vertical massless string of length , 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.

None of the above

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