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

Related Mcqs:

Internal resistance of ideal voltage source is ?

A. zero B. infinite C. finite D. 100 ohms...

Varistors are______________?

A. insulators B. non-linear resistors C. carbon resistors D. resistors with zero temperature coefficient...

The rating of a fuse wire is always expressed in________________?

A. ampere-hours B. ampere-volts C. kWh D. amperes...

A field of force can exist only between_____________?

A. two molecules B. two ions C. two atoms D. two metal particles...

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

A. 10 W B. 20 W C. 40 W D. 60 W...