Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

why the LED of my electrical meter glows even after the line has gone. what actually the reason?

3 6057

What is the high tension lines voltage and low tension lines voltage?33 kv is high tension line or low tension.

MPSEB,

1 8848

why a motor overheated stops to rotate ?????

1 2694

for which possible reasons a motor can fail to start??

CEB, Essar,

4 6765

In Panels Main Incomer considered should be TPN or FP?

2 5377

Why 5kv megger used to megger 6.6kv motor or 33kv transformer why not 500v?

2 8914

Why only plate(copper) Earth pit given for neutral earthing? why not pipe(G.I) Earth pit?

1 4914

what is the diference between the 4pole & 6pole DC Motors & what is advantage 6pole over the 4pole ?

1897

what is the diference between the 4pole & 6pole DC Motors & what is advantage 6pole over the 4pole ?

2011

what is the difference between 4pole & 6pole DC Motors & give advantage ?

1906

what is difference between fuse and circuit breaker?

4 8025

what happend if the protection ct is by mistake put instead of measuring ct & vice versa?

2 4347

what is the difference between normal motor and flame proof motor??

PI Industries, SRF,

1 32569

Is LV shorted in magnettic balance test?If yes why?

Hindalco,

2 5399

what is the lightning arrester rating for 3.3kv system voltage

1 4863

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Un-Answered Questions { Electrical Engineering }

What is Bolted fault?

2212

i wasted one year for the job after completed my btech what can i say about 1year time in interview

2113

how can we determine size of a cable by knowing the kw or current rating of a load?how can we calculate the resistance box of a slip ring motor?

1771

when the Transmission and Distribution network where is the "feeder" lines are located? and why should be used in T&D network.....

1771

what is a types of short circuit and what is a types of distance protection tests

2257

Why is the starting current high in dc motor?

1127

What are the types of instrument transformer?

1173

How to select the earthing transformer,for DELTA TO DELTA TRANSFORMER OR ALTERNATOR SIDE.Pls post your answers and calculation.

2376

How to select the cable and voltage drop in circuit?

1765

What are the three constants associated with a steady state error?

1221

State ohm’s law?

1110

What is touch potential and step potential?

2160

What is fault clearing time for Current Limiting Moulded Case Circuit Breaker?.

1782

is that any software calculator to calculate the size of cable

2356

Difference between control junction box (cjb) and power junction box(pjb)?

4338

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