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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Will transformer heating be approximately the same for resistive, inductive or capacitive loads of the same VA rating? Explain.

1 12722

in a dc shunt motor what happens if motor takes high current,no speed

2 4765

What is stray current in DC Traction?

L&T,

2 7032

what is meant by armature reaction & where its happen ?

3 6714

Regarding units, for voltage we are denoting Volts as V but in case of current we are not denoting Ampere as A instead as I..Why..? Any technical reason for this..?

1 4255

how DC motor operating in detail .pls any one guide me .iam not clear idea about that .thank u

2 4879

what is the difference between squirrel cage & slip ring induction motor?

College School Exams Tests, NTPC, Ramyaa Electro Gear,

17 87479

what is ups?how its works?and what is there in static switch how it works?

Bhel,

2 16055

What is C curve and D curve of MCB?

GMR,

3 13577

how give earthing conection to household equipment?

2038

how give earthing to shif and aeroplane which is away from earth?

ABC,

1 4825

in thermal overload relay class 10A indicate what

Reliance,

6 16375

Size of the power cable like 1.5,2.5,4 sq.mm which area calculated from whick area or how specified the size?

MRF,

1 3336

why distribution transformer is uesd in Delta/Star formation?is there any significance in doing this?If yes then breif?

3 9568

why generation is done in delta nad transmission in star? brief

3 9727

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Un-Answered Questions { Electrical Engineering }

5.WHICH TYPE WELDING PROCESSES USES NON CONSUMABLE ELECTRODE.........

2091

what is the formula of starting current of 3phase and 1 phase motor???

2330

electrical ques

2134

What is effect of harmonic current (Draw by VFD) on power system/ electrical Equipments ?

2074

For the requirement of a furnace of temperature range up to 1200 oC using silicon carbide rods, What is the required rate of transformer needed (please do it with all details)?

1945

which type of amplifiers are used in multimete?

2211

how we findout a ignater is faulty or not?

2108

What is a diode?

1063

why the colour of insultor stack , petticoat is brown. Is it has some technical reason.

2024

what is differant beetween overload current and phase current?

2339

how to calulate short circuit current for the following: 1.cable connecting 11KV of 22KV/11KV transformer to 11Kv of 11KV/415V transformer 2.what cable size should i use.

2152

When lag/lead/lag-lead compensation is employed?

1190

What is the previous name of Cox's Bazar

2251

Can the output voltage of a rectifier be greater than the input AC voltage without the use of any voltage multiplier in the circuit??please provide the explanation too..

2114

Define average demand?

1359

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