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Electrical Engineering Interview Questions
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Is voltage & potential transformer are the same? Are they used for same application ?

 11 15147

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 8125

what is direct dischage of power transformer

 1 3723

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,

1606

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 6575

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

1312

How to calculate the size of the conductor for particular load

Eskom, HCL,

9 26325

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

NTPC,

3 6018

i want all question & answers of the written exam

Essar, L&T, MES, RRB,

1 3143

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 18272

define main transformer?

7 11504

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

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

16 70246

discuss thyrister convertor type of AVR.

 1 5309

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

 2 4469

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

8 39124

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Un-Answered Questions { Electrical Engineering }

electrical ques

1794

What is the loss of power of transformer 220kv/33kv,63/80mva of % imp12.05 at 80%load

1496

What is gross error?

772

What is the rotor frequency of 10 Hp 1440 RPM 50HZ 415V ?

1620

any application of back emf

1741




How to calculate ant test the burden of Current transformer

2036

Why is voltage is required to be within permissible range for an electrical equipment?

1349

i am going to correct power factor of 1600kw induction motor,when i calculate capacitance of capacitor it is three time more in star connection than delta. if motor is star connected which connection i shall adopt for capacitors and reason for adopt this connection

1510

How to decide DO set rating of Transformer?

1238

What is the working principle of servo motor? And explain it.

1501

PLEASE TELL ME ABOUT QUESTION PAPER OF UPCL ENTERENCE EXAM.

7198

why in a swquence network representation, the negetive sequence generated voltage is taken as zero?

1609

Installation resistance for whole installation of 16 kva & 25 KVA DTRA a) Between each conductor b) between conductor to earth c) installation resistance for each apparatus, each conductor to earth d) earth resistance for the system of earthing

1551

On what basis the the size of Lightning arrester for buildings are selected ?

1212

What is the function of the circuit breaker failure relay?

1969

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