| Other Electrical Engineering Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| without any theoretical calculations, can u approximately
tell the current rating of a motor(above 30hp)working at 415VAC. | | 3 |
| what is the form factor of DC? | | 3 |
| How to control speed of DC motor with AC power? | vguard | 5 |
| define regulation
| | 3 |
| what is the difference between elcb,rccb,mcb. | HCL | 3 |
| How do you protect your appliances from harm in case of
neutral failure in a three phase power supply set up. | | 1 |
| operating Lt & HT voltages used in India? | Essar | 5 |
| Why no-load primary current is very small
as compared to full load current in transformer (as 1% of
full load current?
| NTPC | 4 |
| When geneartor is running in poor lagging side power factor
its excitation current increases then it is running in
improved lagging side.Kindly tell me when gen is running in
leading side what will happen | | 2 |
| What is APFC Panel???? | Emerson | 3 |
| why we use REF and DIFFERENTIAL PROTECTION in one
transformers?my doubt is both protections are operated in
internal fault only.why we want to use 2 protections?please
clarify. | | 2 |
| Why don't we provide SURGE ARRESTORS for Transformer
feeders? | | 3 |
| why current is denoted by I | | 3 |
| working of bulb?
| | 1 |
| New istallation how many eathing have one transformer?
Names of earthing connect places? | | 7 |
| what is the back ground of transformer working? applying
voltage to primary and emf inducing in primary and
secondary? how it is possible? please answer me with
scientific approach? | | 4 |
| how does relay works? | | 13 |
| What will be the full load current of 60KVA UPS. Suggest
for this formula. | Sodexo | 3 |
| How to calculate the diesel generator efficiency? what
details are required to identify the running diesel
generator sets with 1000 kVA & 180 kVA? | | 2 |
| where used impendence relay? | | 3 |
| |
| For more Electrical Engineering Interview Questions Click Here |
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