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 are the effects when the frequency is decreased in any ac machine

1 3953

what are the effects when a salient pole alternator is run at high speed like 3000 r.p.m?

1 2493

Is there any type of starter for DC motor other than two point,Three point and Four point starters?

1 2125

What is the Diesel consumption between 82KVA DG Set and 180KVA DG Set for 1 hour.

1 4218

Whether we used insulated line for 33KV supply. what we called it.

1 4012

Why we use 2core cable for Dc motor.Can I use 3core?

JK Paper, Maharaja Whiteline,

5 8939

what is closing resistor in circuit breaker? why it used?

3 17723

HI FRIENDS,MYSELF & MY GROUP OF FINAL YEAR ELECT ENGG. ARE MAKING A 50/3HZ,5HP,1000RPM,440V SALIENT POLE SYNCHRONOUS GENERATOR.COULD ANYONE OF U TELL ME WHAT COULD BE THE ADV. & DISADVANTAGES OF MAKING SUCH A LOW FREQN.GENERATOR/

2 4519

why cannot we use a freuency more than 400hz is used in aircrafts?

1 4483

what is charger supervision and control supervision?

1 2165

what is Over current, earth fault (O/C+E/F) ?

2 7121

what is differentila pilot supervision in the incomer control panel in the power station?

1 2201

what is the use of surge suppresser in 33 KV incoming panel. where it must be installed,inseries with incoming cable surge suppresser must be at incoming of the breaker are outgoing of the breaker

Siemens,

2 5512

How will polarity test of Dy5 Transformer ?

1 2346

Can i use to 3 phase 4 wire energy meter inplace of 3 phase 3 wire energy meter ?

4 7387

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Un-Answered Questions { Electrical Engineering }

please send me the L&T Emb. sys. placement papers and entire details of pattren

2413

Why squirrel cage motor can only use with low starting loads ?

2158

can i able to get bhel previous exam question paper?

2165

PLS SEND THE RRB CHENNAI MODEL QUESTION PAPER my email id is ganesan98655@rediffmail.com

2096

Electrical Engineering

2148

Do you need any help with FEWA Electrical Supervisor exams?

1077

Can you used moeller lzm1 mccb in a dc system with 125vdc and 20ka short circuit current , beside is it have 24 or 48 volt shunt ? Beside how long current can through from An MCB shunt contacts? (like Z7-AS 24 V)?

2153

What will happened if the neutral of the (star connected secondry) Xformer disconnected? (if its Above KVA rated one)

2249

Why neutral point is consider as zero potential?

2744

what are the values of VRY,VYB,VBR,Vry,Vyb,Vbr,Vrn,Vyn,Vbn for Magenetic balance test of 100 KVA and 63 KVA Distribution transformer

3060

Is there a standard depth of gravel fill in Substation Switchyard? Please give a design/drawing. Thank you.

5489

Can Anyone Answer anyone of these ? Q1) why direct SOLUTION of Load Flow Studies in Not Possile ? Q2)Why majority of Buses in power system are load buses Q3)Why one of the buses in Power system is taken as reference bus (slack or swing) Bus ? Q4)Bus Admittance Matrix is a sparce (means it contains some zero elements ) matrix , give reason

2016

How much minimum insulation required between 11kv/3.3kv transformer windings?

2508

hi frds, i m electrical engineer.can i get cdr for electrical engineer if u have then send me on my mail id its jayesh_ee88@yahoo.com.please help me frds

2265

HI SIR, AM PREPARING FOR RRB FOR SECTION ENGINEER POST. PLZ SEND ME THE PREVIOUS QUESTION PAPERS AND HELP ME. I HAVE NO ENOUGH TIME MY EXAM DATE IS 22ND JUNE.... MY EMAIL ID IS nalla.amarnath@gmail.com

2002

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