engineering recuitment MPPKVVCL Line Attendant Mock Test 2025 Electrician and Wireman Power Systems Circuit Breakers
Which of the following statements is a disadvantage of an Air Blast Circuit Breaker?
1
Fire hazards are possible with this type of circuit breaker
2
It provides facility of high speed reclosure
3
The time for which arc persists is short and gets extinguished early
4
The high speed operation is achieved