In the case of an unsymmetrical alternating current the average value must always be taken over__________?

Related Mcqs:

All the rules and laws of D.C. circuit also apply to A.C. circuit containing_____________?

A. capacitance only B. inductance only C. resistance only D. all above...

The square waveform of current has following relation between r.m.s. value and average value?

A. r.m.s. value is equal to average value B. r.m.s. value of current is greater than average value C. r.m.s. value of current is less than average value D. none of the above...

The equation of 50 Hz current sine wave having r.m.s. value of 60 A is____________?

A. 60 sin 25 t B. 60 sin 50 t C. 84.84 sin 3141 D. 42.42 sin 314 t...

The ratio of active power to apparent power is known as factor__________?

A. demand B. load C. power D. form...

In R-L-C series resonant circuit magnitude of resonance frequency can be changed by changing the value of__________?

A. R only B. L only C. C only D. LorC E. R,LorC...