High tension cables are generally used up to 33 kV 66 kV 132 kV 11 kV TRUE ANSWER : ? YOUR ANSWER : ?
The electrostatic stress in underground cables is Maximum at the conductor and minimum at the sheath Zero at the conductor as well as on the sheath Same at the conductor and the sheath Minimum at the conductor and maximum at the sheath TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following insulation is used in cables? Paper Rubber All of the listed here Varnished cambric TRUE ANSWER : ? YOUR ANSWER : ?
In a cable immediately above metallic sheath ________ is provided. None of the listed here Earthing connection Armouring Bedding TRUE ANSWER : ? YOUR ANSWER : ?
PVC stands for Pressed and varnished cloth Positive voltage conductor Post varnish conductor Polyvinyl chloride TRUE ANSWER : ? YOUR ANSWER : ?
If a cable of homogeneous insulation has a maximum stress of 10 kV/mm, then the dielectric strength of insulation should be 15 kV/mm 10 kV/mm 5 kV/mm 30 kV/mm TRUE ANSWER : ? YOUR ANSWER : ?
The bedding on a cable consists of None of the listed here Jute Hessian cloth Both Hessian cloth and Jute TRUE ANSWER : ? YOUR ANSWER : ?
In cables the charging current Lags the voltage by 90° Lags the voltage by 180° Leads the voltage by 180° Leads the voltage by 90° TRUE ANSWER : ? YOUR ANSWER : ?
In the cables, sheaths are used to None of the listed here Provide enough strength Prevent the moisture from entering the cable Provide proper insulation TRUE ANSWER : ? YOUR ANSWER : ?