The wooden poles well impregnated with creosite oil or any preservative compound have life_____________?

Related Mcqs:

The voltage drop, for constant voltage transmission is compensated by installing__________?

A. inductors B. capacitors C. synchronous motors D. all of above E. none of the above...

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 above...

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 transformer...

The voltage of the single phase supply to residential consumers is_____________?

A. 110 V B. 210 V C. 230 V D. 400 V...

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 percent...