are the materials having electrical conductivity much less than most of the metals but much greater than that of typical insulators______________?

Related Mcqs:

The voltage induced in an inductor is represented as,

A. product of its inductance and current through it. B. ratio of its inductance to the current through it. C. ratio of the current through it to its inductance. D. product of its inductance and rate of change of current through it....

The resistance of a copper wire 200 m long is 21 Q. If its thickness (diameter) is 0.44 mm, its specific resistance is around_______________?

A. 1.2 x 10~8 Q-m B. 1.4 x 10~8 Q-m C. 1.6 x 10″”8 Q-m D. 1.8 x 10″8 Q-m...

Varistors are______________?

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

A closed switch has a resistance of_____________?

A. zero B. about 50 ohms C. about 500 ohms D. infinity...

All good conductors have high____________?

A. conductance B. resistance C. reluctance D. thermal conductivity...