Transmission And Distribution Objective Type Questions and answers
16. Which of the following characteristics should the line supports for transmission line possess ?
A. Low-cost
B. High mechanical strength
C. longer life
D. all of the above
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D. All of the above
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17. By which of the following methods string efficiency can be improved?
A. Using a guard ring
B. Grading the insulator
C. Using long cross arm
D. Any of the above
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18. The voltage drop, for constant voltage transmission is compensated by installing
A. Inductors
B. Capacitors
C. Synchronous motor
D. All of the above
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19. For transmission of power over a distance of 200 km, the transmission voltage should be
A.132 KV
B. 66 KV
C. 33 KV
D.11 KV
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20. For transmission of power over a distance of 500 km, the transmission voltage should be in the range of
A. 150 to 220 KV
B. 100 to 120 KV
C. 60 to 100 KV
D. 20 to 50 KV
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