A short magnet oscillates in an oscillation magnetometer with a time period of 0.10s where the earth's horizontal magnetic field is `24 muT`. A downward current of `18A` is established in a vertical wire placed 20cm east of the magnet. Find the new time period.
A
0.1 s
B
0.089 s
C
0.076 s
D
0.057 s
Text Solution
Verified by Experts
The correct Answer is:
C
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