Work, Energy and Power (BITSAT Physics): Questions 5 - 10 of 19

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Question number: 5

» Work, Energy and Power » Work Done

MCQ▾

Question

If the magnetic dipole is rotated through angle with respect to the direction of . Then work done will be –

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Choice (4) Response

a.

b.

c.

d.

Question number: 6

» Work, Energy and Power » Kinetic Energy

MCQ▾

Question

A particle of mass and charge is placed at rest in a uniform electric field and then released. The kinetic energy attained by the particle after moving a distance is –

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Choice (4) Response

a.

b.

c.

d.

Question number: 7

» Work, Energy and Power » Work Done

MCQ▾

Question

A body of mass is rotating in a circular path of radius r with constant velocity. The work done in one complete revolution is –

Choices

Choice (4) Response

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b.

c.

d.

Question number: 8

» Work, Energy and Power » Kinetic Energy

MCQ▾

Question

If a body of mass is dropped from the top of a tower of height 25 meters, then its kinetic energy after 3 seconds will be

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Choice (4) Response

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b.

c.

d.

Question number: 9

» Work, Energy and Power » Kinetic Energy

MCQ▾

Question

The kinetic energy of a body of mass and momentum of 2 is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 10

» Work, Energy and Power » Work Done

MCQ▾

Question

The work done in pulling up a block of wood weighing for a length of on a smooth plane inclined at an angle of with the horizontal is –

Choices

Choice (4) Response

a.

b.

c.

d.

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