1.

In an ac circuit, V and I are given by V = 100 sin (100 t) volts, \[I=100\sin \,\left( 100t+\frac{\pi }{3} \right)\,mA\]. The power dissipated in circuit is [MP PET 1989; RPET 1999; MP PMT 1999, 2002]

A.   104 watt      
B.   10 watt
C.   2.5 watt      
D.   5 watt
Answer» D.   5 watt


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