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A magnet oscillating in a horizontal pla...

A magnet oscillating in a horizontal plane has a time period of 2 seconds at a place where the angle of dip is `30^(@)` and 3 seconds at another place where the angle of dip is `60^(@)`. The ratio of resultant magnetic field at the two places is

A

`(4sqrt(3))/(7)`

B

`(4)/(9sqrt(3))`

C

`(9)/(4sqrt(3))`

D

`(9)/(sqrt(3))`

Text Solution

Verified by Experts

The correct Answer is:
C
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