Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the function of earthfault relay?

Tech Mahindra, MultiTech,

17 90271

What is the function of trip neutral close switch?

11 52705

what is pf. how to calculate capacitor bank value to maintain unity pf.

Saint Gobain, JH, Supreme Treves,

18 43809




what is hormonics. how it is generated & what are the problem faced by that.

APC,

5 8922

WHAT INSTRUMENT IS USED TO MEASURE THE MAGNETIC FLUX?

7 6569

how to reduce power loss when the tranmission under long distance?

19 13295

what r the types of transmission line?

RRB, WAPDA Water and Power Development Authority, DIET,

28 36252

What is the diference between increased saety motors and non sparking motors?

1 1615




Which factor decide the colour of the light emitted from a Led?

3 8396

WHAT IS MEANT BY EMBEDED SYSTEM?CAN WE CALL PLC AS EMBEDED SYSTEM?

2 2042

what is the reason for balance of voltage in magnetic balance test?

Reliance,

2 4901

what is differents between static stablizer and servo stablizer

3 9062

what is differance between dirty earthing and clean earthing and their applications

CB&I Lummus,

2 37110

Hello sir. if u have electical engineering exam paper then plz mail me at bhumika_1187@yahoo.co.in. i m appearing exam for HPCL.

HPCL,

1 1649

if any leas acid battery is having low or high sp.gravity taen what will be effect of battery and why

CFCL,

4 4008


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Un-Answered Questions { Electrical Engineering }

How can I known multiplying factor .without multiplying table

527


why we have to particulary use ACB for below ratings,even available of MCB,MCCB with that range ?

1745


i am trying to PSUs/govermeant jobs since last 2 years but still i m not success, plz help me.

752


how to calculate current and voltage in a same circuit?

796


Why Water motor is not taking a load or pressure while everything is correct. (Note: Motor running properly)

172






Transformer diagram mention each parts ?

807


wat is the current produced in a 5000v megger? when the positive and negetive terminals are touched on our body get s shock?

741


How to configure the drives in PLC, through Profibus commnication. And to how to address it?

1605


what is meant by the phrase 'static load' in case of shorting in a generator excitation system?

879


How much load can be taken for chiller from 1500 kva transformer

86


How test for Ddo vector group test condition?

891


Discuss the effect of sudden loading of an induction motor

731


What are the causes of unbalanced current on 34.5kv feeder Ia=0.05,Ib= 0.25, Ic=0.15 and In=0.27 prior to tripping current are balance?

615


What are steps to be taken while designing of DYN11 distribution transformer to achieve magnetising balance?

2347


Calculate torque developed by the 3-phase, 5 H.P., 4 pole induction motor runs at 1500 rpm A 23 N-m B 21 N-m C 10 N-m D 0 N-m

1338