The current drawn by the line due to corona losses is___________?
The current drawn by the line due to corona losses is___________?
A. non-sinusoidal
B. sinusoidal
C. triangular
D. square
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Which of the following equipment, for regulating the voltage in distribution feeder, will be most economical?
Which of the following equipment, for regulating the voltage in distribution feeder, will be most economical?
A. Static condenser
B. Synchronous condenser
C. Tap changing transformer
D. Booster transformerWhich of the following relays is used on long transmission lines?
Which of the following relays is used on long transmission lines?
A. Impedance relay
B. Mho’s relay
C. Reactance relay
D. None of the aboveIn the analysis of which of the following lines shunt capacitance is neglected?
In the analysis of which of the following lines shunt capacitance is neglected?
A. Short transmission lines
B. Medium transmission lines
C. Long transmission lines
D. Medium as well as long transmission linesThe power transmitted will be maximum when____________?
The power transmitted will be maximum when____________?
A. corona losses are minimum
B. reactance is high
C. sending end voltage is more
D. receiving end voltage is moreThe wooden poles well impregnated with creosite oil or any preservative compound have life_____________?
The wooden poles well impregnated with creosite oil or any preservative compound have life_____________?
A. from 2 to 5 years
B. 10 to 15 years
C. 25 to 30 years
D. 60 to 70 yearsBy which of the following systems electric power may be transmitted ?
By which of the following systems electric power may be transmitted ?
A. Overhead system
B. Underground system
C. Both A. and (b)
D. None of the above