A) 0.2 J
B) 0.4 J
C) 0.05J
D) 0.1J
Correct Answer: B
Solution :
Energy stored in inductor is: \[=\frac{1}{2}L{{i}^{2}}=\frac{1}{2}\times 50\times {{10}^{-3}}\times 4\times 4\] \[=0.4J\]
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