Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as________?

Related Mcqs:

Electric pressure is also called________?

A. resistance B. power C. voltage D. energy...

A current of 16 amperes divides between two branches in parallel of resistances 8 ohms and 12 ohms respectively. The current in each branch is_____________?

A. 6.4 A, 6.9 A B. 6.4 A, 9.6 A C. 4.6 A, 6.9 A D. 4.6 A, 9.6 A...

The resistance of a few meters of wire conductor in closed electrical circuit is____________?

A. practically zero B. low C. high D. very high...

When electric current passes through a metallic conductor, its temperature rises. This is due to__________?

A. collisions between conduction electrons and atoms B. the release of conduction electrons from parent atoms C. mutual collisions between metal atoms D. mutual collisions between conducting electrons...

Voltage dependent resistors are usually made from________________?

A. Charcoal B. Silicon Carbide C. Nichrome D. Graphite...