AP (Advanced Placement) Physics(B-C): Questions 905 - 909 of 920

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Question number: 905

» Electrostatics

MCQ▾

Question

What is the potential energy of a charge when it is placed at a distance of from another charge?

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Choice (5) Response

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Question does not provide sufficient data or is vague

Question number: 906

» Periodic Motion, Mechanical Waves & Sound

MCQ▾

Question

The equation of a SHM is . The period of the oscillation is:

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Question does not provide sufficient data or is vague

Question number: 907

» Electrostatics

MCQ▾

Question

If the electric field at distance of from the centre of a small sphere is , then what is the charge on the small sphere?

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Choice (5) Response

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All of the above

Question number: 908

» Periodic Motion, Mechanical Waves & Sound

MCQ▾

Question

An object is placed on spring scales which oscillates about the equilibrium position with a period of . The amplitude of the vibration is . What is acceleration at displacement ?

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Choice (5) Response

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Question does not provide sufficient data or is vague

Question number: 909

» Atomic & Nuclear Physics

MCQ▾

Question

What is the general pattern for the number of neutrons in stable isotopes?

Choices

Choice (5) Response

a.

There seems to be no general pattern for the ratio of neutrons to protons for stable isotopes as the sizes of nuclei increase.

b.

The ratio of neutrons to protons tends to decrease in stable isotopes as atomic number increases.

c.

The ratio of neutrons to protons tends to increase in stable isotopes as atomic number increases.

d.

The most stable isotopes always have an equal number of protons and neutrons in the nucleus.

e.

All of the above

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