railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrician and Wireman Power Systems Transmission and Distribution
Which of the following does NOT represent facts about an HRC switch?
1
When a fuse blows, it takes some time to replace
2
It can successfully interrupt large fault currents
3
It cannot be used profitably at high voltage
4
It cannot successfully interrupt large fault currents