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 fan consume constant power even when we increase or decrease its circuit resistance through speed regulator???

2 4610

why we use condenser in the thermal power plant, althrough the same vapour will be again heated

3 5025

What is the Maximum Power generation capacity of a Synchronus Machine ??

1 3607

WHY THE RATINGS OF THE TRANSFORMER IS 33KV WHY NOT OTHER???

Lanco,

1 2461

what is the voltages using in movie theaters??? why ??why not other??

Lanco,

1 2387

what is the problem in manufacturing transformer with 0 degree phase displacement.???why alwasys go for DYn11 or DY5?Whys not DY0 i.e zero degree displacement between primary and secondary side vectors?

Bhel, dpdc, Prime Electrical,

3 7752

Why carbon brush used in dc motor also why its not used in ac motor?

RRB,

2 5692

Why sip ring used in ac motor also why its not used in dc motor?

RRB,

2 7266

up to what extwnt of voltage the celing fan works?

ICSA,

3 6347

What it the purpose of parallel phasing transfomers??

ABB, Reliance,

4 8218

what does the transformer connection symbol YNaod1 mean ?

3 31816

what is HI POT test

Suzlon,

4 8199

what is the size of trasmission conducatar

TCS,

2 5991

What is bridge rectifier and explain with details

1 1994

What is chopper

Enercon,

1 4782

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Un-Answered Questions { Electrical Engineering }

what will happen if synchronous machine rotor fed from single phase ac supply

1809

please send previous exams question papers

1892

DRAW ACIRCUIT DIAGRAM OF 100 KVA 415V/55-0-55V DELTA TO STAR TRANSFORMER

2111

ANY ONE TELL ME ABOUT generator synchronization panel panel to synchronise 3 gen of 250kva both automatic and manual. 2 gen output vol 415 3ph, 1 gen output vol 400 3ph SEND THE DETAILS DIAGRAM ON THIS EMAIL ADDRESS ayazleo@hotmail.com as soon as possilble best ragrds electrical engineer ayaz mahmood SAUDI TECH

4221

What is the basic principal, by which DC voltage level is increased more than the supplied AC voltage during conversion. As upto AC level it is contorrled by firing anlge but after maximum level how is it possible.Please clear picture. OR we have to supply the higher level AC?

2033

what is mean by restructuring power system?

2140

Why squirrel cage motor can only use with low starting loads ?

2141

Electrical Engineering

2140

Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0

3743

What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.

2417

What is the magnetic field (coil DC ) of Turbo Expander?

2129

please send the IS strandard for electrical to sakthi_murugan86@yahoo.co.in

2340

CBCT selection

2340

please give some hindalco placement papers for written exam

1879

RESPECCTED SIR/MADAM- I AM PRERING FOR SECTION ENGINEER (ELECTRICAL) RRB CHANDIGARH PLEASE SEND ME SOME PREVIOUS YEAR QUESTION PAPER OR MODEL PAPER.MY EXAM IS ON (30- NOVEMBER 2008).I AM VERY THANKFUL TO YOU. FROM- HARENDRA SINGH YADAV

2166

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