Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how much cable size required for 70 kilowatt load.

238

how to find out cable size if load is 2800 watts, 230 volts AC supply and load distance is 1800 meters

233

How to find out damper winding failure for synchronous machine?

178




How to calculate MCB Breaking capacity.

109

What is making & breaking current ???

JLL,

222

Where can i get practical knowledge of solar system?

219

What is contract demand in solar system?

277

Explain the operation of grid connected central solar inverter ?

304




My load is 1635 KW. & current pf is 0.884, I have to improve it for 0.99.Please suggest what KVAR value is needed?

228

how to select correct size of power cable for inverter duty motor

92


What value of resistance required between Saftey earth and instrunment earth , maximum and minimum values required

1 416

What is the safety of UPS?

360

What does the letter CTNM in negative phase sequence relay means?

289

1 HT service how many LT Service

1 485


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Un-Answered Questions { Electrical Engineering }

How does the phase sequence controller works, how it identifies the phases? confirm working principle

728


how technical is calculated in 11kv line and lt line

780


what is the method of earthing of a transformer using electrodes?

960


what about GD square and its important for motor design?

2472


When a single pase capacitor run motor- run on 230vac and Case(1)run with 8 Mfd 250 vac.capacitor , Case( 2) run with 8 Mfd 400vac capacitor. What is difference between both case regarding power ,efficiency etc?

946






can any one suggest paper presentation topies for electrical engg?

829


how rectifier transformer work in electroststic precipetatore(esp?

1349


substation+ plc system

776


electrical ques

953


what is the use of current transformer in power transformer secondary side.?its connectyed in WTI

441


How many types of oil using in H/T & L/T Oil Circuit Breakers. need Explenation ?

1553


What information we need to prepare relay coordination chart

1115


please send 5yearje solved papers on my email himmatsinghnathawat@gmail.com

770


i have a 1500kVA transformer what is the kWH meter i need to use?

563


How to Calculate Current Rating of SDFU (Switch Disconnector Fuse unit) for Protectionof Capacitor Bank connected to Busbar of 800Amp,in LV side of 11/0.433KV, 250KVA Transformer?

3278