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 11348

what is the difference between KW and KVA?

15 70177

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

3 8028

why transformer rating in kva ?

Eltel, RRB,

14 24584

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

7 16708

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 10911

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

14 27557

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 49741

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

Anchor, CIL, ETA, Kirloskar,

13 74294

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,

2081

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

Bhel,

2034

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 28715

What is the difference between Neutral and Earth

Bhel,

6 11888

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

Pepsi,

6 13750

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

Adhunik, BPCL Bharat Petroleum, Hiecon, TATA,

10 33803

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Un-Answered Questions { Electrical Engineering }

How will calculate losses in an multi core Aluminium LT cable of different sizes & upto what length we can use a LT Cable ?

2200

Why the dc voltage drop during starting of emergency lube oil pump? The Voltage drop from 135kv to 125 kv for one min. before re-establish to 135kv?

2371

what is spadar bar .why I use in DC generator.

1976

What Normal(Tangent) towers and Tension(Cut-point) Towers?

6288

What kinds of decision are made about CT from it's Knee point(voltage & current)?

5204

What is 11 N1 and 12 N2 in single phase Transformer ?

1988

Why does the adjacent zone of protection overlap?

1190

A 1F capacitor is charged to 100V initially. A 1H inductor is connected accros the capacitor througha a switch. The current in the circiut when the switch is closed is____

2378

State the other types of Air Conditioners?

2130

How can calculate the earthing strip of Copper/GI for rating of 30kV,discharge current 10KA Lightning arrester.

2386

what a function diesel generetaor turbo charger & turbo charger is more heated explain reason ?

2304

Is vtg is controlled by the resistor? if else how much?

2142

How to measure current and voltage in an ELV circuit

4200

What is the diff. between single compression and double compression gland

2052

How one may guess the direction from which the distribution line is incoming if there is no pole plate on poles?

2219

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