Transmission & Distribution The wooden poles well impregnated with creosote oil or any preservative compound has life 25 to 30 years 10 to 15 years 60 to 70 years From 2 to 5 years 25 to 30 years 10 to 15 years 60 to 70 years From 2 to 5 years ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution For transmission of power over a distance of 200 km, the transmission voltage should be 132 kV 33 kV 66 kV 11 kV 132 kV 33 kV 66 kV 11 kV ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The surge resistance of cables is 300 ohms 50 ohms 20 ohms 200 ohms 300 ohms 50 ohms 20 ohms 200 ohms ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution In a 3 wire dc system, the current in +ve outer is 200 A and in the -ve outer is 100 A. The current in the neutral wire is 0 A 200 A 100 A 300 A 0 A 200 A 100 A 300 A ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution Which of the following characteristics should the line supports for transmission lines possess? High mechanical strength Low cost Longer life All of these High mechanical strength Low cost Longer life All of these ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution In india, the transmission of electric power is done by 1 phase system 3 phase 4 wire system None of the listed here 3 phase 3 wire system 1 phase system 3 phase 4 wire system None of the listed here 3 phase 3 wire system ANSWER DOWNLOAD EXAMIANS APP
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