NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 2149 - 2152 of 2184

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Question number: 2149

» Physics and Measurement » Technology and Society

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Appeared in Year: 2013

MCQ▾

Question

A small object of uniform density rolls up a curved surface with an initial velocity ’ v ’. It reaches up to a maximum height of with respect to the initial position. The object is: (AIPMT)

Choices

Choice (4) Response

a.

Ring

b.

Hollow sphere

c.

Solid sphere

d.

Disc

Question number: 2150

» Electrostatics » Capacitors

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MCQ▾

Question

In the circuit shown in figure initially key is closed and key is open. Then is opened and is closed (order is Important).

[Take and as charges on and and and . As voltage respectively. ]

Image of The key K1 is closed and key K2 is open

Image of the Key K1 is Closed and Key K2 is Open

Image of The key K1 is closed and key K2 is open

Then

Choices

Choice (4) Response

a.

Charge on gets redistributed such that

b.

Charge on gets redistributed such that

c.

Charge on gets redistributed such that

d.

Both c. and a. are correct

Question number: 2151

» Physics and Measurement » Technology and Society

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Appeared in Year: 2014

MCQ▾

Question

If , and are the fundamental frequencies of three segments into which a string is divided, then the original fundamental frequency n of the string is given by: (AIPMT)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 2152

» Physics and Measurement » Technology and Society

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MCQ▾

Question

In a cyclotron, a charged particle

Choices

Choice (4) Response

a.

Speeds up in a dee.

b.

Undergoes acceleration all the time.

c.

Slows down within a dee and speeds up between dees.

d.

Speeds up between the dees because of the magnetic field.