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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

why voltage drop will occurs in 3 phase line?

ABB, Servo,

12 26327

As all us know that the capacitor panel is connected to improve the power factor when it is PF is low. whether we can connect the capacitor panel on D.G. side(? If it is yes means why?

Aricent, Essar,

1 6325

How to dimensioning SDCCH, LAPD and CS7 signaling on GSM?

1 7218

HOW TO CALCULATE THE CAPACITOR RANGE FOR LOAD FOR PF IMPROVEMENT? EXPLE:FOR 65 HP LOAD HOW TO CALCULATE CAPACITOR RANGE?

Al-Malik, All Star Electric, GEC, Reliance, Universal Industries,

12 45826

what is full form of lv and mv? 2.while we connect capacitor to generator what will cause for it?

ABB, Wireman,

4 31868

hw to calculate flc of motor ? data are:3-phase,50Hz,30kw

BRG, Reliance,

6 27496

how to find motor contactor rating and bimetalic relay rating? of 30kw motor which will operate on star-delta starter?

HCC, L&T,

6 21365

wht factor are considered to design ACB( air Circuit reaker) 415V

3 6671

hw to find transformer is in normal position? whether its in charged condition or not? except humming sound?

ABB,

9 14031

How can we calculate the fault level of the distribution system knowing the percentage impedance of transformer & subsequent equipments.

14 59636

WHAT HAPPEN WHEN CT SECONDARY OPEN DURING LOAD

Neco,

16 31971

HOW VFD USED IN ENERGY SAVING

ITC Infotech,

8 28197

whether the generating voltage can be made to be transmitted by means of signals to the recieved end or at the consumers end?

TCS,

6 9234

How do we check transformer losses and what are the ways to minimise it.

5 15288

if earthing is used in place of neutral how the circuit completd.

Epitome,

7 14770

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Un-Answered Questions { Electrical Engineering }

what is the sludge current

2069

difference between power surge and switching transient

2040

how we can set the IDMT relay.

2167

either water sensor or flow meter,how we observe the water level, f any other equipment are in market ?

1844

What is the high series capacitance winding on high voltage power transformer ?

2130

On what basis the the size of Lightning arrester for buildings are selected ?

1613

how to calculate the distance relay faulty zone?pls explain?

2012

Either the Armoured Earthing strip of HT 3 core cable have to pass through CB CT or not , why ???

2040

explain supply side and demand side energy management with advantages & disadvantages

2101

How to maintain ac plant?

1913

clarify types of motor operated valves and advantages

1861

sir& friends i want the collection of recent quetions asked in interview of top most companies please send me on my email san.jsr@hotmail.com

1760

Why we are using only Dyn11 tranformer in distribution system but not using a Dyn1 in distributing system?why not and advantage and disadvantage in both

2680

what will be the maximum winding temperature of 6.6kv HT motor 450kw, Full load current 49A. 50Hz Frequency.

3181

How to test the Secure Elite 440 Multi function meter working condition.

2117

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