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CUET
Physics
Alternating Current
The heat produced in a given resistance in a given time by the sinusoidal current 10 Sin ωt will be the same as that of a steady current of magnitude nearly :
0.71 I0
1.412 I0
I0
√I0
The r.m.s. value is Irms = I0/√2 = 0.71 I0