Electrical Engineering Interview Questions
Questions Answers Views Company eMail

HOW TO CALCULATE THE CABLE SIZE FOR POWER CABLE, CONTROL CABLE AND INSTRUMENT CABLE

CA,

2 8631

what is the difference between KW and KVA?

15 57062

how do find power factor in practically and what it means?

3 4796




why transformer rating in kva ?

RRB, Eltel,

14 13357

Why the transformer rating is denoted in VA rating why not in KW

7 11341

what are the types used for alternator earthing,what will happen if more than two alternator is working in parallel with each having own system earthing.is there any possibility for circulating current in between two system.

BEL,

3 6667

What is the reactive power and how to control the reactive power in power plant

14 17098

Why we should use delta connection in primary and star connection in an distribution transformer, which converts 400v a.c. voltage to 33kv.

Sify, ABC, Kirloskar,

15 35676




What is the difference between CRNO and CRGO in an transformer and what is the advantages of these two.

CIL, ETA, Kirloskar, Anchor,

13 53587

sir iam from electrical and electronics branch ,can i appear for the hpcl offline requirtment? if yes please mail me on vikram_raju25@yahoo.co.in

HPCL,

825

i want bhel placement paper for electrical if anybody having pl send to my id kavitha867@myway.com immediately

Bhel,

824

in india,we use 230V,50 Hz,whereas many other countries use 110V,60Hz.what r d advs and disadvantages of each of them?

11 18347

What is the difference between Neutral and Earth

Bhel,

6 6508

How do you select a cable size(cu and Al) for a particular load

Pepsi,

6 8240

How do you select a cable size(Cu&Al) for a particular load

Adhunik, TATA, BPCL Bharat Petroleum, Hiecon,

10 24897


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Un-Answered Questions { Electrical Engineering }

Leakage current,un balance current which relay using for high voltage transmission?

901


How many Zones can be in Conventional type fire alarm system & how can we detect the fire in Conv. type FAS?

637


Briefing the effects of ASR and ACR of a double closed-loop speed regulating system.

758


Make a list observation on Transformer?

1109


What types of CMOS memories have you designed? What were their size? Speed? Configuration Process technology?

2058






how a resistor resists to flow the current?how an inductor oppses the sudden change in current?how a capacitor opposes a DC voltage.

1411


For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel

1681


why we used ZNO in Lightning arrester.

767


HOW TO CHECK THE VECTOR GROUP OF A TRANSFORMER YD11?

2333


I WANT BHEL PREVIOUS QUESTION

1089


Why induction motor is widely used in industry

1433


What is the exact minimum vale of voltage between an earth and netural which can damage or can do malfunction of the electronic equipments ? If this is mentioned in any book, pl.give reference.

935


how diside ct mf exmp.200/5 ct

797


i need list of swg(standard wire guage) or area of conductor v/s current carrying capacity of conductor copper & alluminium...

619


What is EMC filter in VVVF Drive ?

1334