| Other Electrical Engineering Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| what is pressure relief valve?where it is used???? | Mecon | 2 |
| What is the use of centrifugal switch in 1phase induction
motor? Why is it so called? | | 1 |
| kindly tell me how the load on generator increase by just
increasing the fuel of prime mover, as if for exampple 20
MW gen set is synchronized the load ramps from zero to 20
MW gradully and during this procress only fuel of prime
mover increases. Which thing determines the load on
generator with respect to fuel | | 3 |
| what is skin effect? why is it absentin dc system | | 10 |
| In a 3 phase squirrel cage induction motor why does rotor
rotate?
will 3 phase transformer rotate like a motor if it is
placed on bearings and powered up? give reason | Siemens | 3 |
| 1KVA transformer of different frequencies of
50hz,100hz,500hz&1000hz. which one of these transformer has
big size? Give reason | | 5 |
| Where the excitation is given either stator or rotor in
actually in power plants? | | 4 |
| a voltmeter shows 100v..wat is to be done to make it read 150v. | | 1 |
| why syncronization done in cloclwise direction? | Hindalco | 2 |
| From, which load current range ( upper - lower limit
current)can Air circuit breaker used for in electrical
circuit. | ABC | 4 |
| There are 2 Flip_Flop with logic between them. Given Clock
to Q delay, logic prop. delay, set up and hold times specify
maximum clock frequency of system.
What happens if second output fed back to first input. Any
changes? What happens with timing if second output is fed
back to logic between the flops? Good Luck! | Qualcomm | 1 |
| How to calculat size of copper & aluminium ? | | 4 |
| can you give main difference between ELCB And RCCB? | Wipro | 10 |
| what is the highest transmission voltage in india??? | Bhel | 12 |
| how on load transformer is chnage the Tapping ?
| | 2 |
| Wghat is D-curve MCBs | Indeco | 1 |
| why current increases when voltage decreases in ac
system | | 5 |
| Why Transformer in KVA? | HP | 9 |
| 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 |
| why transformer donot allow the dc? | ONGC | 11 |
| |
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