A) \[180\,W\]
B) \[20\,W\]
C) \[40\,W\]
D) \[60\,W\]
Correct Answer: C
Solution :
[c] Here \[R=\frac{{{V}^{2}}}{P}\] Total power supplied \[=\frac{{{V}^{2}}}{3/2R}=\left( \frac{2}{3} \right)\left( \frac{{{V}^{2}}}{R} \right)=\frac{2}{3}\times 60=40W\]You need to login to perform this action.
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