In a cable immediately above metallic sheath ________ is provided. Earthing connection Bedding None of the listed here Armouring TRUE ANSWER : ? YOUR ANSWER : ?
The advantage of oil filled cables is No ionization, oxidation and formation of voids More perfect impregnation All of the listed here Smaller overall size TRUE ANSWER : ? YOUR ANSWER : ?
The advantage of cables over overhead transmission lines is Can be used in high voltage circuits Can be used in congested areas Low cost Easy maintenance TRUE ANSWER : ? YOUR ANSWER : ?
Is a cable is to be designed for use on 1000 kV, which insulation would you prefer ? Impregnated paper Vulcanised rubber Compressed SF6 gas Polyvinyle chloride TRUE ANSWER : ? YOUR ANSWER : ?
The electrostatic stress in underground cables is Maximum at the conductor and minimum at the sheath Minimum at the conductor and maximum at the sheath Same at the conductor and the sheath Zero at the conductor as well as on the sheath TRUE ANSWER : ? YOUR ANSWER : ?
The current carrying capacity of cables in D.C. is more than that in A.C. mainly due to None of the listed here Nonexistence of any stability limit Smaller dielectric loss Absence of harmonics TRUE ANSWER : ? YOUR ANSWER : ?
PVC stands for Post varnish conductor Pressed and varnished cloth Polyvinyl chloride Positive voltage conductor TRUE ANSWER : ? YOUR ANSWER : ?
In the cables, the location of fault is usually found out by comparing The resistance of the conductor All of the listed here The inductance of conductors The capacitances of insulated conductors TRUE ANSWER : ? YOUR ANSWER : ?