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 DO U MEAN BY THERMAL OVER LOAD RELAY& WHERE THEY ARE BUSED

L&T,

4 7474

What should be the value of earth resistance for an instrumentation/electronic circuit? As per which IS/IEC Code?

IOCL,

3 8224

why should we place 9KV lightning arrestors in 11KV substation ?

DOL, ISRO, Matrix,

9 45656

What is the AVR in DG & its functios

Godrej,

2 33965

what is the difference between NC & CNC machine.what is the difference between equipment & machine tool

2 6755

How to prepare electrical preventive maintenance plan & shedule of machine tools.

2 7208

what will happen if the frequency supplied is more than the frequency of the instrument...?

3 5881

WHY TRANSFORMER IS MEASURED IN KVA?

10 26968

hey guys i scored 910 on GRE and 67 on TOEFL respectively.I have an aggregate of about 74%in my B tech.For which colleges should i apply for an MS program in electrical engineering.I am looking for colleges in NJ,SC,NC,GEORGIA, NY. Please reply with a good response.....

2026

what is let through energy of mccb

2 24076

what is V0/V rating of cable

1 4501

what is meant by excitation current & armature current ? where its produce & how we can calculate ?

2140

last 5 year rrb allahabad junior engg electrial engg question paper

RRB,

2989

if u have single phase load (un balance) and the main power cable is 3.5core means netural is .5 of phase and can the three phase current make the return paht in .5 neutral.

1 3246

what is the maximum Load capasity in LV-Panel,MDB,SMDB & Final DB'S in Electrical disribution system?

Sterling,

2 27490

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Un-Answered Questions { Electrical Engineering }

what is the soft starter principle? how is connection diagram? what is the procedure for checking the connection?

2220

Can u tell me design of switch yard

2239

why moisture formation found in XLPE Armoured cable outer sheath

1887

ii) A shunt motor supplied at 230V, runs at 900 rpm when the current is 30A. The resistance of the armature is 0.4 ohms. Calculate the resistance required in series with the armature to reduce the speed to 600 rpm, assuming that the armature current is then 20A. [12]

2439

why -48 volts dc used in telecommucation

2755

what is charger supervision and control supervision?

2129

pls tell what are doing the three phase motor star and delta connetion with circuit diagram and control wiring .

2056

i am going to attaned the engineer (disign)iterview at HAL please give me duid line

2334

list the type of vfd? wich is sutable for heating kiln?

2153

What is the meaning of utility ground and clean ground? How the distribution panel is grounded?

2603

What is mean 2XWY

2551

which model T or pie model is prefarable in power syatem

1938

What are the Formula of computing Back up Time of 500kVA UPS with 4 Battery Banks, each bank composed of 43 pcs of Batteries 12V150Ah. How to compute the Back up Time of UPS? We have also 3X500kVA UPS running in Parallel same composition as I write above.

1404

which is chemical used as in ro water what is difference betweeen multi grade filter&dual media filter

2179

what is magnetizing and demagnetizing current in generator and motor?

3327

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