| Other Electrical Engineering Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| what is the diff between earth leakage relay and earth
fault relay? | | 3 |
| I have 800 Amps MG Fix type breaker It is in on line & it
has been given only UV (under voltage)coil connection for
tripping purpose.now it is not working properly means its
getting tripp so how can i replace it or how can i rectify
the problem without destrubing my load??????????
| | 2 |
| please tell 1 ton equal to how many kilo watt?? in some
converter software's that is 3.5 kw. is it right? | Mitsubishi | 6 |
| What is difference between ball screw and lead screw. | | 1 |
| How to control speed of DC motor with AC power? | vguard | 5 |
| what is the formula of knowing the clabe size on any load? | JSW | 1 |
| what is harmonics?explain in simple words?what is its
impact on circuit? | | 2 |
| What is the Power Plant. | | 1 |
| What will happen if the oil level in the buchholz realy of
a transformer gets down? | | 2 |
| What is the maximun current carring capacity in per phase
for three pole 100anps rating ncb | L&T | 2 |
| What is the operating range of voltage and current in grid
supply in India? | BARC | 3 |
| what r the advantage of selecting micro controller type
tripping of circuit breaker than relay type tripping?
| BARC | 5 |
| why corona ring is used in out door switchyard lightning
arrestor | | 1 |
| what is the difference between neutral and earth | | 7 |
| Explain the experiment on ward leonard method of speed
control of a dc shunt motor. | | 1 |
| I have a 600VA UPS for computer only. It holds for
20minutes only.
1. Can it be upgraded for longer period.?
2. Can it be used for one ceiling fan and a tube light? If
yes, how to upgrade?
| | 5 |
| 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 | 6 |
| what is the difference between induction and synchronous
motor?explain in simple words?why 3 phase motor is given
preference over single phase motor. | | 4 |
| 1)What will you do if main incomer VCB fail in your site ?
| Honeywell | 4 |
| we hav seen in electric engine of trains only 1 wired slidng
conecctn is there frm ovrhead line,howevr to complete a ckt
in dc postv n negtv two conection has to b there...so where
is tht negative is been connectd or where it is grounded...? | ABB | 4 |
| |
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