Electrical Engineering : Switchgear Protections QUESTIONS AND ANSWERS :: part1 : 1 to 5
Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
1.Fault diverters are basically |
| fuses |
| relays |
| fast switches |
| circuit breakers |
2.Relays can be designed to respond to changes in |
| resistance, reactance or impedance |
| voltage and current |
| light intensity & temperature |
| all above |
3.On which of the following routine tests are conducted ? |
| Oil circuit breakers |
| Air blast circuit breakers |
| Minimum oil circuit breakers |
| All of the above |
4.Circuit breakers are essentially |
| current carrying contacts called electrodes |
| arc extinguishers |
| circuits to break the system |
| transformers to isolate the two systems |
5.Magnetic circuit breaker has ______ trip action. |
| delayed |
| instantaneous |
| both of the above |
| none of the above |
More Switchgear Protections QUESTIONS AND ANSWERS available in next pages
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