| Other Electrical Engineering Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| Does frequency change with increasing voltage i.e 220v to
11kv? explain if not? | | 4 |
| Why the Motor takes High Current in Starting time? | | 2 |
| how to write program by ladder logic in case of PLC operation | Gridco | 2 |
| what is the use of choke on tube light fitting | | 8 |
| Why don't we provide SURGE ARRESTORS for Transformer
feeders? | | 1 |
| what is inrush current in transformer? | Essar | 8 |
| why dc supply is given to the field of alternator | | 5 |
| what will happen if we pass a dc current through a ac bulb
of 60 watt.The dc current is half ac one | | 1 |
| What is the formula for calculating Transformer Losses &
Efficiency. I want to compare the Transformer efficiency at
different loading condition. | | 1 |
| Do I need a special Transformer to put 240 VAC 3 phase into
it and and get 480 VAC 3 phase out of it to run a machine?
Or, do I just use an ordinary step down transformer and step
up the voltage? Thanks | | 2 |
| what is reactive power? | | 3 |
| What is the meaning of Dyn11 of Transformer. | | 3 |
| Do you know how to measure the earth resistance? | Manhattan | 5 |
| how can you prove that in CE configuration a transistor has
180 degree phase shifted output | Bhel | 3 |
| whats the advandage of PMG in alternator? | | 1 |
| How the starter control the starting current in three
phase AC Motor?(In DC apply the reistance). | | 4 |
| WHAT IS NORMAL VECTOR GROUP USED FOR DESIGNING OF TRANSFORMERS?? | | 5 |
| I have installed capacitor bank at secondary transformer.
cos phi is increase. but on load (far from transormer), it
still poor. Can anybody explain it?? | | 6 |
| Why electrical engineer use Cu Strip for transformer
neutral why not GI Strip? What if we use GI instead of Cu
does it affects the transformer performance. | | 1 |
| Do you have any P.L.C in your organization? | | 8 |
| |
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