At resonance the value of the power factor in an L-C-R series circuit is_______________?

Related Mcqs:

An alternating current or voltage_____________________?

A. fluctuates off and on B. varies in magnitude alone C. changes its direction again and again D. changes its magnitude harmonically and reverses its direction of flow after regularly recurring intervals...

In the capacitive circuit the current___________________?

A. Lags behind voltage by π/2 B. Is in phase with voltage C. Opposite in phase of voltage by π D. Leads forward the voltage by π/2...

A 100µF capacitor with a 12V source in series having frequency 50Hz will offer a capacitive reactance of about______________?

A. 32Ω B. 62Ω C. 50Ω D. 100Ω...

Two identical coaxial circular loops carry equal currents in the same direction. If the loops approach each other the current in______________?

A. Each increase B. Each decrease C. Each remains the same D. One increases whereas that in the other decreases...

An inductor may store energy in ________________?

A. Its electric field B. Its coils C. Its magnetic field D. Both electric and magnetic fields...