Skin effect occurs when a conductor carries current at_______ frequencies

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 parallel R-C circuit, the current always________the applied voltage?

A. lags B. leads C. remains in phase with D. none of the above...

In a purely inductive circuit__________?

A. actual power is zero B. reactive power is zero C. apparent power is zero D. none of above is zero...