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| 1. |
An a.c. I = I_(m) sin omega tproduces certain heat H in a resistor R over a time T= (2pi)/omega.Write the valueof d.c. that would produce the same heat in the same resistor in the same time. |
| Answer» Solution :EQUIVALENT VALUE of d.c `=I_("effective") = I_(omega)/sqrt(2)` | |