Electromagnetic waves travel in free space with the speed of___________________?

Related Mcqs:

Waves emitted from the antenna are__________________?

A. Sound waves B. Electromagnetic waves C. Radio waves D. Modulated waves...

If capacitance of L-C circuit is made four times then frequency of the circuit becomes___________________?

A. Twice B. One half C. Four times D. None...

When A.C current passes through a capacitor then the current relationship will be_______________?

A. The current lead voltage by phase angle is 90 degrees B. The voltage leads current by phase angle is 90 degrees C. The current lead voltage by phase angle is 45 degrees D. The voltage leads current by phase angle is 45 degrees...

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...

Choose the correct statement. In the case of AC circuit ohms law holds for_______________?

A. Peak values of voltage and current B. Effective values of voltage and current C. Instantaneous values of voltage and current D. All of the above...