A steady current of 2A flows in a coil of emf 12V for 0.4s. A...

A steady current of 2A flows in a coil of emf 12V for 0.4s. A back emf of 3V was induced during this period. The stored energy in the loop that can be utilized is
A. 9.6J
B. 2.4J
C. 12.0J
D. 7.2J?

In Physics
1 Answers Available
Asked by Osas on 17th April, 2022

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