The root mean square (r.m.s .) value of alternating current I=60sin100 pi(t) is

The root mean square rm.s. value of alternating current I=60sin100nt is

The r.m.s. value of an alternating current is

The root mean square value of the alternating current is equal to

The ratio of peak value and r.m.s value of an alternating current is

.What is meant by root mean square value of alternating current? Derive an expression of r .m.s value of A.C

Define root mean square value of alternating current and derive an expression for it . How is it related to mean value of alternating current ?

The root-mean-square value of an alternating current of 50 Hz frequency is 10 ampere. The time taken by the alternating current in reaching from zero to maximum value and the peak value of current will be

The instantaneous value of an alternating current is given by i=50 sin(100 pit) . It will achieve a value of 25 A after a time interval of

Define instantaneous and r.m.s. values of alternating current . Find formula for instantaneous value of current for R-L circuit

Calculate the root mean square value of current if the instantaneous current in a circuit connected across an AC source is given by I = 5 sin 31.4 t.