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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what is a pulse transformer? how rise time of pulse changes when ever the voltage changes?

2005

Why a Transformer Noise during its running condition ??

NTPC, UPPCL,

11 23348

How the Transformer oil testing is done & Why oil dielectric goes LOW & what is solution for that ??

NTPC,

3 13022

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

ETA, NTPC,

2504

What is the Total Power generation Capacity in India at present ??

Bhel, College School Exams Tests, IBM, NTPC,

20 39022

What is the function of Lightning Arrester & Wavetrap in Power system ??

ABB, Bhel, Energy Infratech, Infosys, NTPC,

18 82111

Why Power generation in India is at 50Hz while in America its 60Hz so is there any advantage/Disadvantage of this ??

Australia Visa, College School Exams Tests, Fiat, InfoPlus, L&T, NTPC, TCS,

38 91800

which Machine u will prefer to use at place where Flammable gases are coming out & why ??

NTPC,

6 10412

Why Human body feel Electric shock ?? n in an Electric train during running , We didnt feel any Shock ? why

Lovely Professional University, NTPC,

13 49827

What is the formula for calculating Transformer Losses & Efficiency. I want to compare the Transformer efficiency at different loading condition.

Rays Power Experts, Techser,

6 159949

How can I calculate the trnaformer effciency at different loading condition?

2 4896

transformer losses

1 5064

define IDMT relay?

APGenco, Bhel, L&T, Shriram Finance,

15 94503

WHERE IS THE LIGHTING ARRESTER SHOULD BE PLACED IN DISTRIBUTION LINES?

APTransco, BARC,

26 45531

i had aplied Hindustan Petroleum corporation limited for the post of maintenance technician -Electrical,i want model questions,if anybody have please send it or please advice?

1930

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Un-Answered Questions { Electrical Engineering }

What type of pipe material G.I or M.S is used for sprinkler system?

9370

sir plz send some previous year questions of jspl.

1999

How to calculate that clean water supply in one Day from 150 KLD STP?

2077

what is POTT and PUTT explain?

3433

what is the working principle of energy saver control panel. please give the complete calculation & theory.

2554

Is there any standard guidelines/Criteria to design NGR/NGT.?

2895

how to generator maintenance (A Check, B check,Etc)

2353

What are the components of feedback control system?

1154

1.what is the reason for transformer and lightning arrester blast in 33kv system

3153

WHAT IS THE CURRENT CARRYING CAPACITY OF 2.5/3 CORE HI TUFF CABLE,WILL IT SAFLEY CARRY 8.6 AMPS OVER 120 METRES,CAN YOU ALSO ANSWER WITH FORMULA FOR WORKINGS OUT ,THANK YOU 3RDYR APPRENTICE.

3635

Why cables and busbar both needed in LT Panels?

2239

what is reactive power?, why its measured in VA ? is it transient behavior of system?

2355

size of condotory fron voltage level

2267

What are the types of piano switches?

2083

i want to know about torque of slip ring induction motor

2180

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