AP (Advanced Placement) Physics(B-C): Questions 623 - 626 of 921

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Question number: 623

» Light & Optics

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MCQ▾

Question

What is the “red shift” of distant objects in the universe?

Choices

Choice (5)Response

a.

An observed increase in frequency of light emitted by objects moving toward Earth

b.

An observed decrease in frequency of light emitted by objects moving toward Earth

c.

An observed increase in frequency of light emitted by objects moving away from Earth

d.

An observed decrease in frequency of light emitted by objects moving away from Earth

e.

Question does not provide sufficient data or is vague

Question number: 624

» Atomic & Nuclear Physics

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MCQ▾

Question

Which of the following is NOT an isotope of hydrogen?

Choices

Choice (5)Response

a.

Deuterium

b.

Quaternion

c.

Tritium

d.

Protium

e.

All of the above

Question number: 625

» Electric Circuits

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MCQ▾

Question

A circuit of a resistor and a capacitor

A Circuit of a Resistor and a Capacitor

In circuit diagram, the resistance of resistor is , a battery with an emf of , and a capacitor. When the switch off, the capacitor is charged for a very long time. What is the charge on the capacitor?

Choices

Choice (5)Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

Question number: 626

» Force and Newton's Law of Motion

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MCQ▾

Question

The mass of a hypothetical planet is four times mass of the earth and a radius of hypothetic planet is half of the radius of the earth. If the gravitational acceleration is at the surface of earth, then what is the gravitational acceleration at surface of hypothetical planet?

Choices

Choice (5)Response

a.

b.

c.

d.

e.

All of the above

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