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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

why do we use magnetic contactors ?circuit breakers are not enough?

5 23425

why the generator efficiency is greator than motor?

4 15340

Wheather there exist any dc transformer

6 10608

wheather the size of windings in motor and generator are the same

2020

how the inductor will work on dc supply?whether it will work or not?

NTPC,

11 23495

please give me solution to rectify the emi(electromagnetic interference)

Powergear,

1910

What are the different pre-commissioning tests that are performed on the distribution transformer, power cable and switchgear (11kv)?

Hitech, Reliance,

1 12346

Tell the details of the precommissioning tests that are performed on distribution transformer, power cable and switchgear (11kv).

Reliance,

1 4019

Mr. mohh sahid m not satisfied for ur answer to the que weather the size of transformer increases or decreases withchange in fr for more detail go to the answer given by me

Sail,

2132

DESCRIBE THE CONSTRUCTION ANDOPERATION OF BELT CONVEYORS AND SCR CONVEYORS , DRAW NEAT SKETCHES

2074

DESCRIBEPNEUMATIC SYSTM OF ASH HANDLING PLANT

5538

EXPLAIN THE ESSENTIAL FACTORS WHICH INFLUENCES THE CHOICE OF SITE FOR A HYDRO ELECTRIC POWER PLANT

2251

Hy the hydro power stations have high transmission and Distribution costs?

3 11116

HOW DO WE COLLECT THE SOLAR ENERGY AND DESCRIBE THE METHODS TO CONVERT THE SOLAR ENERGY INTO ELECTRICAL ENERGY?

1 10308

WHY IS THE UNITY POWER FACTOR NOT THE MOST CONOMICAL POWER FACTOR?

3 20402

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Un-Answered Questions { Electrical Engineering }

what is the need of starter in tube light and what type of starter is used in that?

2024

draw 3 phase rectifier diagram

2203

How cmd is calculated in case of energy neters

1915

what is submersible pump?what is different between motor and sub motor?

2062

What is an alternator impedance value?

2856

xpression 'document.FrmQF.myemail' [

2002

The Q-facr o of a coil given as wL/R. what will be shape of Q versus frequency graph.

2022

Can you explain about pole discrepancy scheme

2182

what is meant by CT`s saturation ? Can we use Metering CT`s with Protetection CT`s ?

2184

what is d check in dg 1500kva

2122

1)What is a Triode? What are its uses? 2) What is a Triac? 3) What is a Thyristor?

2649

why zero sequence impedance measurement is not applicable for single phase GT

2199

Explain how you decide what size of electrical wire do you need?

1135

why Current is lead 90 degree and voltage is lag 90 degree in a capacitor.? why Current is lag 90 degree and voltage is lead 90 degree in an inductor.?

2275

how to find motors H.P. whout any rating? (only give you a motor and multimeter)

6087

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