Magnetism Question 106

Question: The strength of the magnetic field in which the magnet of a vibration magnetometer is oscillating is increased 4 times its original value. The frequency of oscillation would then become

[Haryana CEE 1996]

Options:

A) Twice its original value

B) Four times its original value

C) Half its original value

D) One-fourth its original value

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Answer:

Correct Answer: A

Solution:

Frequency $ \nu \propto \sqrt{B _{H}} $