| Other Electrical Engineering Interview Questions |
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| Question | Asked @ | Answers |
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| we have one ups its neutral is not earthed.its one
distribution MCB has a earth fault.but we can not put off
any MCB.so how to find out that in which circuit is earthed
without isolating the breaker. | CFCL | 3 |
| why is the vector group analysis done in transformer tests | Qatar-Petroleums | 12 |
| what are the main parts of UPS what is the function of that? | HCL | 6 |
| Why we choose 400kv,220kv,132kv,66kv,33kv transmission
voltages for transmitting power. Why not other voltage
levels. | Jaypee | 3 |
| What is defference between earthed and unearthed cable(HT)?
Which is better for under ground cabling? | | 1 |
| If the capacitor bank is installed in switchyard say
132/22kv then on LT side say 22kv/0.433kv is it necessary to
install capacitor bank for maintaining power factor. if pf
is maintained on HT side then will that be maintained on LT
side as well.if not then how&why??????/ please
explain........... | MacLellan | 3 |
| how would you come to know if a transformer is double wound
or auto? note that there is no tag. you are given only a
multimeter. | | 3 |
| What is the difference between Surge protection device and
Lighting arrester? | | 5 |
| HOW TO CALCULATE THE CAPACITOR RANGE FOR LOAD FOR PF
IMPROVEMENT?
EXPLE:FOR 65 HP LOAD HOW TO CALCULATE CAPACITOR RANGE? | Reliance | 4 |
| In view of Electrical Engg. What is the use of SCR(Silicon
control rectifier) | | 4 |
| On what factors the generating voltage depends ?
Generating voltage are (3.3kV, 6.6KV , 11KV, 13.8kV) Why so ? | Bhel | 1 |
| if we convert watt into kva,which one formula use by us,pls
tell me? | ABB | 1 |
| Can u tell me the name of books of transformer testing? | | 3 |
| I am mechanical engineer,I need Training in Electrical &
Electronics ( i.e. three days workshop training ) Where
will I get the same Please suggest? | | 2 |
| what is inrush current in transformer? | Essar | 8 |
| what is reactive power? | | 3 |
| Dear All, Pls let me know about ELR.... CBCT is using for
singnal purpose... How it works.. any body can explain
pls....... | | 2 |
| What is the formula for finding fault level of generator? | | 5 |
| What is power factof? | RRB | 12 |
| what is the fuction of electrical transducer in control
pannel? | | 1 |
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