The steel used in steel cored conductors is usually__________?
The steel used in steel cored conductors is usually__________?
A. alloy steel
B. stainless steel
C. mild steel
D. high speed steel
E. all of the above
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The loads on distributors systems are generally__________________?
The loads on distributors systems are generally__________________?
A. balanced
B. unbalanced
C. either of the above
D. none of the aboveWhich of the following is usually not the generating voltage ?
Which of the following is usually not the generating voltage ?
A. 6.6 kV
B. 8.8 kV
C. 11 kV
D. 13.2 kVMost of the high transmission lines in Pakistan are_______________?
Most of the high transmission lines in Pakistan are_______________?A. underground
B. overhead
C. either of the above
D. none of the aboveTransmitted power remaining the same, if supply voltage of a D.C. 2-wire feeder is increased 100 percent, saving in copper is____________________?
Transmitted power remaining the same, if supply voltage of a D.C. 2-wire feeder is increased 100 percent, saving in copper is____________________?
A. 25 percent
B. 50 percent
C. 75 percent
D. 100 percentThe use of strain type insulators is made where the conductors are__________?
The use of strain type insulators is made where the conductors are__________?
A. dead ended
B. at intermediate anchor towers
C. any of the above
D. none of the aboveA conductor, due to sag between two supports, takes the form of____________?
A conductor, due to sag between two supports, takes the form of____________?
A. semi-circle
B. triangle
C. ellipse
D. catenary