The equation of a.c. in a circuit is I=5...

The equation of a.c. in a circuit is `I=50 sin 100 pi t`. Find (i) frequency of a.c., (ii) mean value of a.c. over positive half cycle, (iii) rms value of current and (iv) the value of current `1//300` second after it was zero.

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The equation of a.c. in a circuit is I = 50 sin 100 pi t . Find (i) frequency of a.c. (ii) mean value of a.c. over positive half cycle (iii) rms value of current and (iv) value of current 1//600s after it was zero.

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The equation of an alternating current is I=20sin300 pi t .Calculate the frequency and r.m.s value of current

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If the effective value of current in 50 Hz a.c. circuit is 5.0 A, What is (i) peak value or current (ii) mean value of current over half a cycle (iii) value of current 1//300 s after it was zero ?

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