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

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 11127

what is the difference between KW and KVA?

15 69060

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

3 7732

why transformer rating in kva ?

Eltel, RRB,

14 23684

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

7 16278

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 10642

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

14 26589

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

ABC, Kirloskar, Sify,

15 48816

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

Anchor, CIL, ETA, Kirloskar,

13 73300

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,

1994

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

Bhel,

1941

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 27854

What is the difference between Neutral and Earth

Bhel,

6 11352

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

Pepsi,

6 13340

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

Adhunik, BPCL Bharat Petroleum, Hiecon, TATA,

10 33222

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Un-Answered Questions { Electrical Engineering }

List the disadvantages of constant k filters?

1618

If we have 11 kv RYB Phase single core cable near about. Then wht effect and losses

1834

WHAT IS MEANT BY DERATING OF THYRISTOR?

2913

Power Factor Correction Panel (Manual & Automatic)

2165

what is efficient motors and how it is different from normal induction motors

1871

What is resonant frequency?

1224

why the neutral point in connnection oscillates?

2217

When will you multiply and devide with derating factors to the actual value while sizing the cable?

1901

what are the differences between 'exhaust fan', 'heavy-duty exhaust fan' & 'super heavy duty exhaust fan'. what are their power ratings ?

2024

Keywords: Die, Card, Coin, B/N 2 To 12

1242

what is kondo syatem in eletrical traction

2118

electrical ques

2091

I am going to appear RRB Sr. Section Engineer Exam, Electrical. Can you send me previous year questions of RRB Electrical engineer. specially Section Engineer questions. my email id is likerahulworld@gmail.com

1771

How do i perform grounding of star point of Genset (400V) for making connection with step up transformer of DELTA-DELTA (400V to 20KV) ? while Genset itself has its own neutral and grounding bus bar inside genset breaker box whereas we have another neutral and grounding busbar in synchronizing panel next to genset at maximum distance of 6meter, would someone pls advice if we can only perform neutral grounding in synchronizing panel or should we ground neutral on both places inside genset breaker box and synchronizing panel.

1710

what is the size of cable for 15kw motor and 85 meter cable length using with vfd

2319

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