21. All the rules and laws of D.C. circuit also apply to A.C. circuit containing
22. The equation of 50 Hz current sine wave having r.m.s. value of 60 A is
23. In a pure inductive circuit if the supply frequency is reduced to 1/2, the current will
24. In a pure capacitive circuit if the supply frequency is reduced to 1/2, the current will
25. A sine wave has a frequency of 50 Hz. Its angular frequency is __________ radian/second.
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