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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Is voltage & potential transformer are the same? Are they used for same application ?

11 18036

If we say that an cable of size 3.5X 50 mm sq. can take current upto 140 amps,is it the current of single core of the cable or of all the cores jointly.

3 8811

what is direct dischage of power transformer

1 4244

any one please tell taht what type questions will be asked in BHEL interview, i am having interview on 24th Dec, please send this to mail pradeepsistam@yahoo.co.in

Bhel,

1949

How to conduct Magnetic Balance Test, Measurement of Excitation Current (both on HV- and LV-side) and vector group on a 1000 KVA distribution transformer. There is a neutral on HV side.

1 7051

how does this job compare with others you have aplied for?

1623

How to calculate the size of the conductor for particular load

Eskom, HCL,

9 28561

What can a fresh(without experience) electrical engineer contribute to NTPC( Or any PSU company) growth?

NTPC,

3 6834

i want all question & answers of the written exam

Essar, L&T, MES, RRB,

1 3995

it is clear that volts equal to the current as per ohms law. is it appliable to the AC power or only for DC. if it is appliacable to AC in transformers when voltage increases the voltage decreases ????? why??????????????

Bhel,

13 21055

define main transformer?

7 13027

what are different types of alternator and discuss about the methods of cooling

Bhel, Jindal, L&T, Nalco, Vedanta,

16 74458

discuss thyrister convertor type of AVR.

1 5781

DISCUSS THE SHAFT MOUNTED D.C. GENERATOR ,BASED ON EXCITATION SYSTEM IN ELECTRICAL SYSTRM

2 5162

State the difference between Three winding transformers and Two winding transformers ? where its used?

8 41181

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Un-Answered Questions { Electrical Engineering }

What is a commutator?

996

What is the tension required for the 25000 CFM AHU belt

2429

How to measure the Harmonic Distortion of UPS ie THD?

2274

how does it help for selection of a transformer.

1813

How many types of electrical earthing are there?

1113

How do you select the pickup value of the relay?

1296

What happened when voltage will half value of current ...

1571

Briefly describe means used by electricity suppliers to influence the flow of active and reactive power in power networks (one for each type)?

1913

What does the term “voltage regulation” means?

1045

whats the existence of reactive power and when it arises?

2096

The SFC of an engine is 0.25 kg/kW hr. when the fuel used has a calorific value of 36000 kJ/kg. the thermal efficiency of the engine is

1906

why various test are performed on electrical panels & power cables before commissioning on site & what are these test???

1946

which VFD is better ( LT or HT)

2015

how to select overload-relay for perticular motor 1.for D.O.L. starter 2. for Star-delta starter ????

2796

what is charger supervision and control supervision?

2023

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