With three resistances connected in parallel, if each dissipates 20 W the total power supplied by the voltage source equals_____________?

Related Mcqs:

Which of the following are the passive elements?

A. Resistor B. Bulb C. Both D. None of these....

The substances which have a large number of free electrons and offer a low resistance are called____?

A. insulators B. inductors C. semi-conductors D. conductors...

Ohm’s law is not applicable to____________?

A. vacuum tubes B. carbon resistors C. high voltage circuits D. circuits with low current densities...

If a wire conductor of 0.2 ohm resistance is doubled in length, its resistance becomes______________?

A. 0.4 ohm B. 0.6 ohm C. 0.8 ohm D. 1.0 ohm...

The ratio of mass of proton to that of electron is nearly_____________?

A. 1840 B. 1840 C. 30 D. 4...