Transmission & Distribution The wooden poles well impregnated with creosote oil or any preservative compound has life From 2 to 5 years 60 to 70 years 10 to 15 years 25 to 30 years From 2 to 5 years 60 to 70 years 10 to 15 years 25 to 30 years ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution In a supply system, the cost of conductor is None of the listed here Inveresely proportional to area of cross-section Directly proportional to area of cross section Directly proportional to sqaure of area of cross section None of the listed here Inveresely proportional to area of cross-section Directly proportional to area of cross section Directly proportional to sqaure of area of cross section ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The insulating material most commonly used for power cables is PVC Paper None of the listed here Rubber PVC Paper None of the listed here Rubber ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution As the thickness of the insulation of a cable increases, its capacitance Remains same None of the listed here Decreases Increases Remains same None of the listed here Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The spacing between phase conductors of a 220 kV line is approximately equal to 3.5 m 2 m 8.5 m 6 m 3.5 m 2 m 8.5 m 6 m ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The purpose of using a booster is to Increase current Reduce voltage drop Reduce current Compensate for voltage drop Increase current Reduce voltage drop Reduce current Compensate for voltage drop ANSWER DOWNLOAD EXAMIANS APP
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