engineering recuitment PGCIL Junior Technician Trainee (Electrician) Mock Test 2023 Power Systems Circuit Breakers
Vacuum circuit breakers are used for applications of up to a voltage level of
a. 132 kV
b. 220 kV
c. 66 kV
d. 400 kV1
c only
2
b only
3
b and a only
4
b and d only