A) 45 kW
B) 90 kW
C) 180 kW
D) 360 kW
Correct Answer: B
Solution :
Power \[=\frac{\frac{1}{2}C{{V}^{2}}}{t}=\frac{1\times 40\times {{10}^{-6}}\times {{(3000)}^{2}}}{2\times 2\times {{10}^{-3}}}=90\,kW\]You need to login to perform this action.
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