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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how gen. load increase or decrease ? what happen with gen on that time

2 2497

depletion layer will form beforre biase or after bias ?

2 1960

If I bring a basic electric meter from the States and hook it up in Costa Rica in a development that has only one transformer for the 50 homes, will it still be accurate regarding the usage of kilowatt hours?

1043

DG SET BLOCK DIGRAM

L&T,

1277

Which type of power plant is more easier to produce electrical power at economical condition?

HAL,

8 6030

how we findout a ignater is faulty or not?

1015

Hot Water System (HWS). Will a 30ma elcb have more nuisance tripping than 100ma elcb

CIMC,

1 3396

what is ment by doublefield revolving theory?

2 2358

what is maxemo work permit procedure

1084

difference btw neutral and ground?

ERG,

2 3103

how much up to LT Voltage range?

4 4063

Can any body explain the operation system of MVWS(May be related to water and fire hydraunt system)?

TATA,

2 3799

what are the duties of commutator in motor and generator?

L&T,

6 5230

if 2500 KVA TRANSFORMER CAPACITY.33KV INCOMING HOW ARE AMPEAR PRIMERY SAID

Cipla,

3 3961

what will happened to give the dc supply to ac transformer?

Sail,

3 3891


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Un-Answered Questions { Electrical Engineering }

why do we use 25kv supply for traction purpose?

1033


Define noise?

168


As we know diode work on both negative and positive but converting ac into DC we have to given a/c from negative of diode or positive side.please give me answer.

709


If I want to connect a capacitor bank on the HT side of a 11kV/415V, 3 phase delta-star distribution transformer to supply Reactive power to it..what practical specifications of a Capacitor bank that can i've??please reply..

1480


what happen if drive input fail momentry at 48.5 HZ frequency?

1058






If I bring a basic electric meter from the States and hook it up in Costa Rica in a development that has only one transformer for the 50 homes, will it still be accurate regarding the usage of kilowatt hours?

1043


how the characterstics of control valve being done

1014


what is the function of impulse relay

1412


what is tower earthing and what for it is required

1117


Whether should be the oil level in OCTC transfomer? It should be upto winding immersed completely or should be upto tap changer s/w? How it will affect the performance of the transformer. Rating may be 33KVA

959


what is the practical application of full adder circuit?

1016


Has someone here done a sizing for a generator (3 phase), its for a pumping station. If you have an example for standby/duty and both running (I) star delta (ii) Soft Starter.

1150


What are your future plans for the company if permanently employed?

1213


what is subtransient , transient and steady stateac components

1266


I have motor of 3 H.P. How i found the rating of capacitor use in it in single phase motor..???

1584