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 11228

what is the difference between KW and KVA?

15 69545

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

3 7871

why transformer rating in kva ?

Eltel, RRB,

14 24069

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

7 16473

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 10773

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

14 27036

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 49224

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

Anchor, CIL, ETA, Kirloskar,

13 73730

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,

2029

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

Bhel,

1977

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 28220

What is the difference between Neutral and Earth

Bhel,

6 11578

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

Pepsi,

6 13546

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

Adhunik, BPCL Bharat Petroleum, Hiecon, TATA,

10 33472

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Un-Answered Questions { Electrical Engineering }

Circuit diagram of tube light without starter using electrical choke

4122

What do you mean by phasors?

1070

Difference between low impedance and high impedance Restricted Earth Fault

3120

What is difference and reason b/w -48V BTS system and 24 V BTS system. Plzzzzzzzzz tel me.

2223

what is the setting of locked rotor in HT motor ? (answer expecting in percentage)

2284

What is bode plot?

1238

What is the actual meaning of thermal power efficiency ?

2168

What Is Sampling?

1208

anyone please send transformer parameter design formulas & details of tap changer ? plz i have interview this week its more helpful for me ?

1862

formula for calculation of switchgears(i.e. contactor, fuse, cb, relay etc.), if load current is given?

2203

What are the Full Forms of TVM, MTL, CVT ?

1429

What is meant by load angle of an alternator? Upon what factors does the load angle depend?

3001

In a single how much maximum current and watts using

2159

IF TVM OF TRANSFORMER SHOWS POWER FACTOR ON 33 KV SIDE AS 0.97 LAGGING AND ON 132 KV SIDE IS 0.75 LEADING.IS THIS CORRECT.WHERE IS PROBLEM.

2364

How to perform a DC resistance test In Alternator and their proceduces?

1756

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