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Recent questions tagged insulator

1 answer 19 views

What is another name for an insulator?

asked Jun 29 by Shimroz123
1 answer 20 views

How does the resistance of a conductor compare to that of an insulator?

asked Jun 29 by Shimroz123
1 answer 32 views

State functions of ; i) Cable box ii) Guard wire iii) Shackle insulator iv) Stay wire used in service connection

asked Sep 20, 2018 in Industry Electrical Systems-I by Shimroz123
1 answer 35 views

The number of insulator discs (each rated 11 kV) required in a suspension type insulator string of 220 kV line is 

asked May 8, 2018 in Electric Power Transmission by Shimroz123
0 answers 41 views

A suspension type insulator has 2 units with self capacitance C and ground capacitance of 0.2 C. Each unit can withstand for a maximum voltage of 11 kV. Its string efficiency is  (A) 78% (B) 82% (C) 80% (D) 84%

asked Apr 28, 2018 in Power system by Shimroz123
1 answer 29 views

What is the difference between an insulator and a dielectric?

asked Mar 11, 2018 in Utilization of electrical energy by Quiz
1 answer 55 views

How many insulator disc used for 33 kV transmission voltage line?

asked Dec 5, 2017 in Electric Power Transmission by Quiz
3 answers 62 views

what is insulator ?

asked Aug 14, 2017 in Electrical Engineering by Zeeshan
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