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What kinds of materials can not electricity pass through?

Recent questions tagged conductors

1 answer 17 views

Which have more free electrons: conductors or insulators? 

asked Jul 1 by Zeeshan
1 answer 12 views

Name two good conductors, two good insulators, and two semiconductors.

asked Jun 29 by Shimroz123
1 answer 54 views

The function of steel wire in ACSR conductors is (A) To take care of surges. (B) To reduce corona. (C) To reduce inductance. (D) To provide additional mechanical strength

asked May 8, 2018 in Electric Power Transmission by Shimroz123
1 answer 84 views

The skin effect in conductors is due to non uniform distribution of current in it and major portion of current is near the _______ of conductor.  (1) Surface (2) Center (3) Complete cross section area (4) Axis

asked Apr 30, 2018 in Power system by Shimroz123
1 answer 15 views

The induced e.m.f. in the armature conductors of a d.c. motor is?

asked Mar 26, 2018 in DC motor by Shimroz123
1 answer 14 views

All good conductors have high?

asked Mar 25, 2018 in Basic concepts by Shimroz123
1 answer 21 views

Two copper conductors have equal length. The cross-sectional area of one conductor is four times that of the other. If the conductor having smaller cross-sectional area has a resistance of 40 ohms the resistance of other conductor will be?

asked Mar 25, 2018 in Basic concepts by Shimroz123
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