| Other Electrical Engineering Interview Questions |
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| Question | Asked @ | Answers |
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| if we want to increase the back up time of an UPS what
should we do ?
if we want to decrease the charging time of a
battery/batteries attached with the UPS what should we do ? | | 1 |
| what is priming pump?why it is used ? | | 1 |
| What will be the full load current of 60KVA UPS. Suggest
for this formula. | Sodexo | 3 |
| Why a transformer is rated in kVA and not in kW?? | | 4 |
| What is the difference between ohmic resistance and
effective resistance? | | 1 |
| A 100 MVA transformer may be cooled with? | HCL | 5 |
| Why the rating of the HT breakers are in 1250 Amp, while
the load on the breaker is around 50 Amp. ? | Wipro | 5 |
| How to connect frequency meter in metering circuit?(single
phase and three phase frequency meter) | | 2 |
| HOW TO IDENTIFY THE RELAYS WHICH APPLICATION IN WHICH RELAY
USING | | 1 |
| when a cunductor is being disconnected from live cct, still
it showing charged, if its checked by line tester? | GEB | 6 |
| a 3 phase slip ring induction motor is wound for 4 poles on
stator and 6 poles on rotor; when 3 phase balanced voltage
source at 50 hz is applied to motor it will run at
a)1500rpm b)1000rpm c)750 rpm d)zero rpm | Essar | 2 |
| critical losses of transformer | EEEC | 2 |
| what is the difference between concentrated winding and
Distributed winding in motor? | BSL | 2 |
| What is the "IS" for Rising Main? | | 1 |
| different between highvoltage & lowvoltage source | | 4 |
| What is harmonics. How does it get generated and means to
arrest harmonics | Airtel | 6 |
| Is Softbitonline HT Transformer Design Software is AutoCAD
compatible? | | 1 |
| what is the difference between the HT Cable and LT Cable ? | | 11 |
| 11kv/0.433kv, 2 mva , transformer , for protection and
metering how many CT/PT are required? | Bhilai | 20 |
| why aggregate is placed all around substation ground. | | 5 |
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