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The magnetic field at the centre of the M.C.G. is 0.25 T. The coil has an area of `0.2 m^(2)` and has 28 turns. If the sensitivity of the M.C.G. is to be increased by 25%, the number of turns of the coil should be _______. Assume all other things remaining constant.

A

30

B

32

C

35

D

38

Text Solution

Verified by Experts

The correct Answer is:
C
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