When a transmission line is energized, the wave that propagates on it is____________?

Related Mcqs:

Magnetic circuit breaker has ___________ trip action

A. delayed B. instantaneous C. both of the above D. none of the above...

Air blast circuit breaker is used for_____________?

A. over currents B. short duty C. intermittant duty D. repeated duty...

Ionization in circuit breaker is facilitated by___________?

A. high temperature B. increase of mean free path C. increasing field strength D. all of the above...

Which of the following circuit breakers has high reliability and minimum maintenance ?

A. Air blast circuit breakers B. Circuit breaker with SF6 gas C. Vacuum circuit breakers D. Oil circuit breakers...

To limit short-circuit current in a power system are used______________?

A. earth wires B. isolators C. H.R.C. fuses D. reactors...