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A square loop of side 10 cm and resistan...

A square loop of side 10 cm and resistance 0.5 `Omega` is placed vertically in the east-west plane. A uniform magnetic field of 0.10 T is set up across the plane in the north-east direction. The magnetic field is decreased to zero in 0.70 s at a steady rate. Determine the magnitudes of induced emf and current during this time-interval.

A

1 mA

B

2 mA

C

`2sqrt2mA`

D

4mA

Text Solution

Verified by Experts

The correct Answer is:
B
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