| Other Electrical Engineering Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| What happens when the field of an alternator connected to
infinite bus is suddenly removed? | | 3 |
| Name different types of circuit breakers and their voltage
ratings? | NTPC | 1 |
| In a parallel circuit dc circuit with two resistors, if you
know the voltage, amperage, and one resistors ohms, what
formula is used to find the second resistors ohms? | | 3 |
| Why Hg means mecuiry used in vaccum mesuring unit? | Manhattan | 2 |
| what is phase to phase fault? what is line to line fault? | | 3 |
| whats the advandage of PMG in alternator? | | 1 |
| working of a diesel generator. | CTS | 6 |
| Whats the principle of lightning? How protection against
lightning is achieved? Types of protection? How to select
the height of lightning spike? as per the area. | HAL | 2 |
| what is the diff. btwn. electronic regulator and ordinary
rheostat regulator for fans? | | 1 |
| why transformer rating in kva ? | RRB | 5 |
| Explain the working principle of Synchronous Generator and
Assynchronous generator? | | 5 |
| how to write program by ladder logic in case of PLC operation | Gridco | 2 |
| How can calculate ups battery back up time? | | 2 |
| What is the difference between grounding & earthing? | | 2 |
| In India,we use 230V,50HZ,where as many other countries use
110V,60HZ what r d advantages and disadvantages of each of
them? | | 3 |
| What is the usega of brking resistor? and how it will
useful to Drive...? | | 1 |
| What is meant by regenerative braking? | | 1 |
| why we generally use 3.5 core cable or in other word 1/2
core for neutral and also confirm me that in balance
conditiob(3 phase)current in neutral will zero | | 3 |
| how set earth fault over current in relay | Reliance | 3 |
| Re: can you give main difference between ELCB 2pole And RCCB
2pole? And how this devices operated? | | 1 |
| |
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