All definitions of power factor of a series R-L-C circuit are correct except__________?

Related Mcqs:

For a sine wave with peak value Emax _______ 8.30. the average value is?

A. 0.636 Emax B. 0.707 Emax C. 0.434 EWc D. lAUEmax...

In a pure resistive circuit__________?

A. current lags behind the voltage by 90° B. current leads the voltage by 90° C. current can lead or lag the voltage by 90° D. current is in phase with the voltage...

Ohm is unit of all of the following except___________?

A. inductive reactance B. capacitive reactance C. resistance D. capacitance...

In a sine wave the slope is constant_______?

A. between 0° and 90° B. between 90° and 180° C. between 180° and 270° D. no where...

Time constant of an inductive circuit_________?

A. increases with increase of inductance and decrease of resistance B. increases with the increase of inductance and the increase of resistance C. increases with the decrease of inductance and decrease of resistance D. increases with decrease of inductance and increase of resistance...