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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?

1954

Why a Transformer Noise during its running condition ??

NTPC, UPPCL,

11 22938

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

NTPC,

3 12827

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

ETA, NTPC,

2434

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

Bhel, College School Exams Tests, IBM, NTPC,

20 38484

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

ABB, Bhel, Energy Infratech, Infosys, NTPC,

18 81502

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 90436

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

NTPC,

6 10208

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

Lovely Professional University, NTPC,

13 49381

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 159657

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

2 4780

transformer losses

1 4956

define IDMT relay?

APGenco, Bhel, L&T, Shriram Finance,

15 93960

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

APTransco, BARC,

26 44745

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?

1873


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

Explain the working principle of Synchronous Generator and Assynchronous generator?

2243


what is meaning of 230volts ac 50hzs ac supply is it rms or maximum to getting ac 230v what amount of max voltage they will send

2067


Can we transmit digital signal to long distance ?

1958


upto how much low RPM we will run the commercial motor which is run through VFD without any problem occurs in motor.Motor rating Duty is S1 & RPM is 1400.

2146


any one can explain what is the size of pvc,armoured, various sizes of powr cable dia?

1923


low frequency protection why recomend?

2282


Why r u using pf panel. what the uses

2003


ow can i get certificate of competency as electrical supervisor and my diploma in electrical engineering from jalgaon.

2362


how does an centrifugal and screw type chiller will work. which chiller efficiency is high and why.

2291


how circuit breaker work.. what is the operations taking place inside a circuit breaker when an overcurrent occurs... is it similar to fuse?

2067


Metal covered multiconductor cables shall employ a marker tape located within the cable running for its complete length in lieu of cable surface marking. Is it true or false?

2266


What are linear and non-linear systems?

1095


Dear Brother can u tell the proper size selection of cable & the fault level calculation of braker, busbar etc. pls mail me at azeemk30@gmail.com

1928


how to calculate the mesh earth network resistance in such substation, is there any recommended resistance values with references , thanks!

2335


How to select cable the size, what is the parameters use and what is the formulas use for this cable size calculation?

1911