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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what is principle operation of transformer?

9 10724

What is the numerical quantity of sqcm?

2031

Any one who apply for Ferro Scrap Nigam Limited cn join with me at rajuhalder@indiatimes.com or 09669717028

SSS,

1975

what is onan, onaf, ofan, ofaf in transformer?

8 97668

for a 5hp motor to operate from 100kva generator ,what size of cable required in sqmm.

DSC, Indraprastha Gas Limited IGL, UltraTech,

2 9185

how much capacity(rating) of generator required to operate a load of 100kv.

DSC,

6 9660

how works inductive &capacitive sensors?

1974

How do i calculate sizing of transformer on didstrubution load for high rise building.What should be MVA Rating of MV Panel feding by 122 kv.

2 5902

WHAT IS THE NECESSITY OF GIVING PARTICULAR COLOURS FOR 3 PHASE TRANSFORMERS.....

5 7319

(1)For 3 No 1500 KVA transformer require on one single bus bar or need to be section through bus coupler means upto 3MVA.(2) 22KV Net work system as ring, How maney I/C required or 0ne I/C and one O/G.(3) What should be rating of VCB for 22 KV line.(4)Electrical/mechanical inter lock, why we need.

2105

Can we manually synchronize two DG sets of same ratings manually without using speed biasing ? If yes then how?

4 8886

How to calculate Ith (I thermal) for curent transformer

2083

how to syncronize two dg sets

3 7546

What is difference between 3 point and 4 point starter

Genco, Kaltec, TATA,

1 4631

substation+ plc system

2080

Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

what is the difference between single ratio, multiple core and multiple ratio, multiple core ? please explain.

2192

how to ctrl motor by use of ac or dc drive.plz explain evdintly

2047

What is Auto Mains Failure Panel & Auto Synchronizing Panel

1943

Dear all: Recently we got a question about Interface between PMS and SAP-PM.once we got a update message from PMS.we should set the deletional flag for functional location in SAP system.Is there any FM or BAPI to use?There are only functional location create and change provided by SAP. Best regards!

2100

how we do Vector group ,magnetic balance and tap changer test in Transformer?

2471

What are factors to be considered while we selecting the Core Balance Current Transformer for Earth fault protection

1875

A 230V dc shunt wound motor has an armature resistance of 0,15Ω.When operating on no load at 650 rev/min the armature current is 6A . The motor takes a full load current of 85A. Calculate the full load speed if the field flux is (i) maintained constant (ii)reduced by 0,03

2013

I meggared my 2c*70 sq mm AL AR XLPE cable. its one end show 50 M ohm . is my cable is safe for laying. I have only one phase and neutral.

1883

Explain about c.t?

1134

what is the difference between unarmoured & Flexible cable? How to identified?

6212

Why is the air gap between the pole pieces and the armature kept very small?

1400

what is the criteria for selecting fuse rating in 1phase, 2phase & 3phase welding sets?

1771

I want formula to calculate current loss with distance in km.I searched many sites but didn't right answer.Plz reply me

2077

What is meant by stator?

1214

why HT armoured cable does not glanding

4239

For More Un-Answered { Electrical Engineering } Questions Click Here