In an `AC` circuit, `V` and `I` are given by `V=100sin(100t)volts, I=100sin(100t+(pi)/3)mA`. The power dissipated in circuit isA. 100 WB. 10 WC. 5 WD. 2.5 W

In an `AC` circuit, `V` and `I` are given by `V=100sin(100t)volts, I=1

1.	In an `AC` circuit, `V` and `I` are given by `V=100sin(100t)volts, I=100sin(100t+(pi)/3)mA`. The power dissipated in circuit isA. 100 WB. 10 WC. 5 WD. 2.5 W
Answer» Correct Answer - D Average power, `P_(av) = E_("rms")I_("rms") cos phi` `=E_(0)/sqrt(2) .I_(0)/sqrt(2) cos phi = (100V)/sqrt(2) xx (100 xx 10^(-3)A)/sqrt(2)cos (pi/3)` `=(100 xx 100)/2 xx 10^(-3) xx 1/2 = 2.5` W

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In an `AC` circuit, `V` and `I` are given by `V=100sin(100t)volts, I=100sin(100t+(pi)/3)mA`. The power dissipated in circuit isA. 100 WB. 10 WC. 5 WD. 2.5 W

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