AP (Advanced Placement) Physics(B-C): Questions 905 - 909 of 921

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Question number: 905

» Electrostatics

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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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b.

c.

d.

e.

All of the above

Question number: 906

» Periodic Motion, Mechanical Waves & Sound

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MCQ▾

Question

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

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Choice (5)Response

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b.

c.

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e.

All of the above

Question number: 907

» Electrostatics

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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?

Choices

Choice (5)Response

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b.

c.

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All of the above

Question number: 908

» Periodic Motion, Mechanical Waves & Sound

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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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None of the above

Question number: 909

» Atomic & Nuclear Physics

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

c.

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

d.

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

e.

All of the above

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