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Recent questions tagged cable

1 answer 29 views

How rating of main switch and cable is selected for Industrial Installation.

asked Sep 20, 2018 in Industry Electrical Systems-I 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 60 views

If the insulation resistance of a cable of length 10 km is 1 mega ohm, its insulation resistance for 50 km length will be

asked May 8, 2018 in Electric Power Transmission by Shimroz123
1 answer 37 views

The velocity of travelling wave through a cable of relative permittivity 36 is

asked May 3, 2018 in Physics by Shimroz123
1 answer 24 views

A single core lead sheathed cable with two dielectrics of permittivity 4 and 3, respectively, are subjected to same maximum stress. If the conductor diameter is 1.5 cm, the outer diameter of the first dielectric is (A) 1.125 cm (B) 1.5 cm (C ) 2 cm (D) 8 cm

asked Apr 28, 2018 in Power system by Shimroz123
1 answer 446 views

A single core cable is designed to work for a single phase system with a peak voltage of 220 kV. The maximum permissible stress in the dielectric is not to exceed 20 kV/mm. For economical size, the overall core diameter of the cable is (A) 28.2 mm (B) 26.4 mm (C) 24.4 mm (D) 22.0 mm

asked Apr 28, 2018 in Electrical Engineering by Shimroz123
0 answers 26 views

What is the lowest acceptable insulation resistance for a cable?

asked Mar 10, 2018 in High voltage engineering by Quiz
1 answer 35 views

what is the use of bedding on underground cable?

asked Dec 4, 2017 in Electric Power Transmission by Quiz
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