| Other Electrical Engineering Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| why neutral is neccessary?
| | 4 |
| Does increase or decrease of reactive load affects the
Voltage. | Nalco | 2 |
| Motor also having losses, we call KW rating. In
transformer and generator having losses but we call KVA
Rating why? | | 2 |
| for ac networks if the voltage wave form is V=Vm sinwt here
the voltage Vm=230 for the frequency 50hz then the time
period is 0.02 sec then for the time period 0.12 sec what
is the voltage | | 2 |
| What meant by lagging and leading? When if they are
occurred what preventive methods should be taken? | | 7 |
| What does negative slip of an induction motor signify? | | 4 |
| which trsanmission is easy and cost effective AC or DC. | | 5 |
| Can any body tell me about Hi-pot test, and why it is
necessary and its procedure of testing | | 1 |
| HOW CIRCUIT BREAKER RATING CALCULATED?WHAT ARE THE
PARAMETERS CONSIDERED? | | 2 |
| AC current is flowing in a wire in your home how can you
measure it(name of the instrument) | NTPC | 8 |
| if we convert ampers into kw,which one formula use by
us,pls tell me? | ABB | 4 |
| What is the difference between Earthing and Neutral? | | 5 |
| How to connect frequency meter in metering circuit?(single
phase and three phase frequency meter) | | 1 |
| HOW MANY EARTHINGS REQUIRED FOR GENERATER | Juniper-Networks | 4 |
| what is the different betweem earthing and neutral? | | 5 |
| At which conditions a synchronous motor acts as a
synchronous condenser? | | 8 |
| If connected load of Asphalt plant is 375Kw. What suitable
KVA DG set is required. What is calculation formula. what
extra load have to consider. in what efficiency it will
work. | | 3 |
| What is the make of breakers, transformers, generators?
What are their capacities and ratings? | Bharat-Bijlee | 2 |
| transformer test | | 1 |
| Can anybody explain Why starters are not used for motor
starting in industries? | | 2 |
| |
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