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A coil of self-inductance 2H is carrying...

A coil of self-inductance 2H is carrying a current of 2A. Calculate the energy stored in the coil.

Text Solution

Verified by Experts

L = 2H, I = 2A
Energy stored in the coil is
`U=1/2 LI^2`
`U=1/2 2xx(2)^2`
U = 4J
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