Power factor of electric bulb is__________?

Related Mcqs:

Power factor of the following circuit will be unity

A. inductance B. capacitance C. resistance D. both A. and B....

For the same peak value, which of the following wave has the least mean value ?

A. half wave rectified sine wave B. triangular wave C. sine wave D. square wave...

The r.m.s. value of alternating current is given by steady (D.C.) current which when flowing through a given circuit for a given time produces__________?

A. the more heat than produced by A.C. when flowing through the same circuit B. the same heat as produced by A.C. when flowing through the same circuit C. the less heat than produced by A.C. flowing through the same circuit D. none of the above...

The r.m.s. value of pure cosine function is_________?

A. 0.5 of peak value B. 0.707 of peak value C. same as peak value D. zero...

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

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