Magnetic Effects of Current and Magnetism-Electric Charge Moving in Magnetic Field (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 28 - 29 of 29

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Question number: 28

» Magnetic Effects of Current and Magnetism » Electric Charge Moving in Magnetic Field

Appeared in Year: 2016

MCQ▾

Question

An electron is moving in a circular path under the influence of a transvers magnetic field of If the value of is , the frequency of revolution of the electron is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 29

» Magnetic Effects of Current and Magnetism » Electric Charge Moving in Magnetic Field

Appeared in Year: 2017

MCQ▾

Question

A Turn rectangular coil of length and width carries a current of are subjected to a magnetic field of strength Work done for rotating the coil by against the torque is –

Choices

Choice (4) Response

a.

b.

c.

d.

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