A) 2.0 W, 1.80 W
B) 2.0 W, 1.20W
C) 3.0 W, 1.80W
D) 3.0W, 1.20W
Correct Answer: B
Solution :
We know that \[P=\frac{dW}{dt}\] \[P=(0.20\times 2)t\] \[P=0.4\,t\] \[P=0.4\times 5=2.0\,W\] \[{{P}_{ins}}=0.4\times 3\] \[=1.2\,W\]You need to login to perform this action.
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