If the rms values of voltage and current are 120 V and e A. The instantaneous power is, (a) 120/2 cos(at)cos (ax-30°) W (b) 120/2 cos(ar) cos (ax +30°) W (c) 240 cos(ax) cos (ot-30°) w (d) 240 cos(ot)cos (ot +30°) W

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Note:-
You are attempting question 9 out of 12
If the ms values of voltage and current are 120 V and e A.The instantaneous
power is,
(a) 120/2 cos(ar)cos (at-30°) W
(b) 120/2 cos(ar)cos(at +30°) W
(c) 240 cos(ox)cos (ox-30°) W
(d) 240 cos(ox)cos (ox +30°) W
at
Answer
O A
Oc
O D
Transcribed Image Text:Note:- You are attempting question 9 out of 12 If the ms values of voltage and current are 120 V and e A.The instantaneous power is, (a) 120/2 cos(ar)cos (at-30°) W (b) 120/2 cos(ar)cos(at +30°) W (c) 240 cos(ox)cos (ox-30°) W (d) 240 cos(ox)cos (ox +30°) W at Answer O A Oc O D
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