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4.The electric current in a circuit is given by I=3 sinwt + 4 coswt. The rms current is (1)5/2 (2)5 (3)4/2 (4)3/2 |
| Answer» 4.The electric current in a circuit is given by I=3 sinwt + 4 coswt. The rms current is (1)5/2 (2)5 (3)4/2 (4)3/2 | |