AP (Advanced Placement) Physics(B-C): Questions 835 - 839 of 920

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Question number: 835

» Atomic & Nuclear Physics

MCQ▾

Question

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

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Choice (5) Response

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None of the above

Question number: 836

» Electrostatics

MCQ▾

Question

 Two charges on x - axis

Two Charges on X - Axis

In figure two charges on x – axis is shown.

As shown in following figure, two charges of amd are placed on the x axis, at a positions and , respectively. What is the net electric potential at .

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Choice (5) Response

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Question does not provide sufficient data or is vague

Question number: 837

» Fluids & Solids

MCQ▾

Question

Air is forced through a tube of internal diameter of immersed at a depth of in a mineral oil having specific gravity of . What is the unit surface energy of the oil, if the maximum bubble pressure is ?

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Choice (5) Response

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c.

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All of the above

Question number: 838

» Periodic Motion, Mechanical Waves & Sound

MCQ▾

Question

An object of mass stretched a spring . The spring is then stretched an additional and released. What is the maximum acceleration of the oscillation?

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Choice (5) Response

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None of the above

Question number: 839

» Magnetic Field & Electromagnetism

MCQ▾

Question

A proton moves into a region with a uniform magnetic field of in circular path. If the radius of the circular path is , then the speed of the particle is:

Choices

Choice (5) Response

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All of the above

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