By a change of current from 5 to 10 amperes in 0.1 second, the self induced emf is 10 V…
Physics · Class 12 · CBSE — Electromagnetic Induction
By a change of current from 5 to 10 amperes in 0.1 second, the self induced emf is 10 V. The change in the energy of the magnetic field of a coil will be
- 5 J
- 6 J
- 7.5 J
- 9 J
Answer
(C) 7.5 J
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