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Electrical Engineering Interview Questions

photo conductive cell

Bhel,

6190

raleigh method

1187

lorteny method

1113

why voltage rating not mention at HPSV or HPMV lamps?

OPS,

4869

why we are having many type of vector group in the transformer ,what is the use of it?

3611

Upto what extend the powerfactor of a supply system can be improved to be cost effective?

2489

which meter used to measure a flus

RRB,

3414

HOW TO CALCULATE THE SIZE OF CABLE COPPER & ALUMINIUM

60505

How to calculat the size of copper& aluminium wire ?

8222

How to calculat size of copper & aluminium ?

7257

What is an Automatic Voltage Regultor & what is its use? What are the general componets we use to design an Automatic Voltage Regulator..What are the factors to be considered for its design?

4548

How will u calculate wire size according to current rating?

7206

What will happen if 230V DC motor connected to 230V AC Supply?

46787

Two electronic energy meters are connected to seperate phase wires, but connected to a looped neutral. Are these going to function correctly?

DRDO,

9007

what are the type of transformer?

8152

Un-Answered Questions { Electrical Engineering }

what is earth pit , how we can measured it, what earth rods reference

1661

We have 250 KW x 2 motors, which are load from 25% to 100% varying load in every minute , so how can we compansate the power factor. pl give your opinions on the above subject.

931

Explain mechanical rotational system?

232

which book to refer in electrical engineering for iocl exam & which book for general english.

1320

How can you sized or estimate the ligthning arrester current rating?

1166

what should be correct gas pressures to be a 1.5 ac unite

681

what is the meaning of number in (11, 31, 61,14, etc. CDG11, CDG31, CDG61, DDT32

232

The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?

747

How to calculate the electrical load for a standard telecom BTS shelter and choose the DG set capacity for the same load?

2001

how to select energy meter? have any calculation?

1905

Two electric lamps 40 W, 220 V each are connected in series across 220 V. What is the power consumed by the connection?

556

why motor range is available 22kv,30kv,37kv,45kv and so on? why motor range is not available 21kv,24,25,26,27kv and so on?

1901

how dia of wire and angles are calculated for overhead shielding wire to protect substation equipment from lightening strokes???

1081

Benifits of 3ph 4 wire metering over 3ph 3 wire

1560

Which type of a.c motor is used in the fan (ceiling fan, exhaust fan, pedestal fan, bracket fan etc) which are find in the houses ?

182