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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How can one connect three source of electricity in a house..the source are 2 gen and one electricity.

SAUDI ARABIAN BAYTUR, Wantro Technical Services,

2 6138

Why we use Fuse in transformer in secondary side.Why we dont use fuse in primary side?

Care,

1 4524

how can i change the rotation of the AC single phase induction motor and show me by diagram

1806

in general it is observed in power stations, the tertiary winding is used in higher rating Y-Y auto transformer but not in Y-Y power transformer. is the tertiary winding is compulsory then why it is not using in power transformer 

1808

how  do you choose the cable size as per amps rating & the voltage drop for the same.

C&W,

1783

Could the power factor on electrical system can affect the registration of the kwhr meter or the CT/PT? 

1962

how to calculate the phase diffrence beetween given two equetion  y= 15sin(wt+pi/3) and y=10sin(wt-pi/4)

1 3189

how the speed decreases of a generator in power station if load increases

Tata Power,

1 4838

Why consider motor rpm to select capacitor for motor

KSEB,

1 3468

How many percent of power are not being registered if we bypass one side of the meter base terminal using #8 cu wire on 1-phase kwhr meter. 

1 2881

in dc shunt motor if field winding is shorted then

1843

in dc series motor if field wdg is shorted then

1862

in dc shunt motor if armature wdg is open then

1 2969

10rm cable can got load ---- amp? Or Which Size Cable can take the load 100amp capacity SCR; breaker.

B-Con Trade Associates,

1 3537

3ph line voltage 220v, how can run a 220v single ph motor or Light?

2 3564


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

A 50Hz,4-pole,3-phase,star-connected synchronous motor has a synchronous reactance of 12ohmsper phase and negligible armature resistances.the excitation is such as to give an open-circuit voltage of 13.2kilovolt.the motor is connected to 115kilovolt, 50hertz supplying. what maximum load can be the motor torque,line current and power factor?

2434


do anyone out there know where to find a compleete list on acronyms/abbreviations used in offshore electric engineering. MCB - Micro Circuit Breaker, MCCB-Mouldes Case Circuit Breaker, ELCB-Earth Lekage Circuit Breaker, ELMCB- etc.....

2083


HOW DO YOU CAN CHECK A 15KV DIODE, WHETHER IT IS OK OR NOT?

2049


What is the importance of counter based plan & how is it scheduled?

2013


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

2194


please forward me the type of questions which would rise while me attending to 33KV Electrical License to my mail ID:vadrevu_raghava@yahoo.co.in

2023


why lightning arrestor are made in two stack of insulator but why not cvt

2078


Why derivative controller is not used in control systems?

1186


Sir pl provide 5 year sample paper for post junior engineer(electrical).I have currently applied for junior engineer (electrical) on RRB Ajmer

3634


What happen Grid EARTH plat got cut.

2226


what id a dry type transformers and its function ?

1759


does buccholz in a transformer use batteries

4879


Is it true that in the 3 phase transformer, the limbs of the core are at 45 dgrees to each other. if true, why?

2061


how we can calculate the efficiency of a diesel generator ?

1703


How may I get the maximum current capacity for a particullar size Alluminum or Copper cable if there is compulsion to use?

1921