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
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a
Twice its original value
b
Four times its original value
c
Half its original value
d
One-fourth its original value
answer is A.
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Detailed Solution
Frequency, v∝B As B is increased by 4 times the frequency of oscillation v increases by 2 times