A) \[1/2\]
B) \[1/4\]
C) \[1\]
D) \[-1\]
Correct Answer: A
Solution :
\[E=200\,\sin \,314\,t\] \[I=100\,\,\sin \left( 314t+\frac{\pi }{3} \right)\] Phase difference \[\phi =\frac{\pi }{3}\] Power factor \[\cos \phi =\cos \frac{\pi }{3}=\frac{1}{2}\]You need to login to perform this action.
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