Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is P.F? Formula for calculating PF in HT side?

1 5641

What is VCB? Where it is installed?

Hyundai,

11 27641

What is metering cubical? What is the use?

HSL,

2 9902




What are safety seals?

HSL,

1 1964

What is PF? Formula for calculating PF in HT side?

HSL,

9 12627

What is Transformer?

HSL,

23 10651

What are the types of Transformer? Name them.

Bhel, NTPC, HSL,

9 12475

Which Transformer is commonly used for power distribution?

HSL,

11 10838




What is HT? And specify the range of voltage?

HSL,

5 4597

What is LT? And specify the range of voltage?

HSL,

10 16786

Which level of the Transformer oil got dielectric strengh? And why?

HSL,

785

What is AVR? Explain the function AVR?

NHPC, HSL,

11 56517

formula for cable size calculation for current?

ONGC, Sobha Developers, KL Power, RL Clean Power Pvt Ltd RLCPPL, SAS,

10 34733

sir i ve applied for hindustan petroleum and power grid india ltd..and the exams on feb 22.can you pls send model papers and tell how to prepare for those.i need to get into any of these for sure.....

835

IN PLATE EARTHING , PLATE LAID IN VERTICAL POSITION ,WHY HORIZONTAL WHY NOT

Airtel,

2 4452


Post New Electrical Engineering Questions






Un-Answered Questions { Electrical Engineering }

please send me RRB electrical engineer previous year questions for Sr. Section Engineer

620


Why we use mho Relay in long transmission line?

178


what is meant by residual over voltage & residual earth fault ?

6537


explain working principle of earth leakage relay

2095


how to calculate the loss tangent of electrical cables

729






1.Z transform always lies around ? a) origin b) pole c) zero d) z=1. Multiples Mcqs which is bother me can’t find answers on internet. Some help required with little explanation . Note: this is not homework or related to any test. Thanks

832


In Power Line Communication (PLC) the wave trap is used to block communication signals from entering neighboring lines. My question is this: Why do they allow for different filtering arrangements on these wave traps? Isn't it always going to be a low pass filter since we want the power frequency to go through, and the comm signal blocked?

644


WHAT IS MEANT BY OVER EXCITATION IN GENERATOR TRANSFORMERS? DESCRIBE IT.

1207


What is the reason behind current flow(20 A) in amain earth cable of an SMDB? Is cuurent flow(45A etc) through a neutral cable acceptable?

697


Let me know that how i calculate the alternator sub tranciant reactance and tranciant reactance.

1176


What is meant by load angle of an alternator? Upon what factors does the load angle depend?

1231


how can i change the rotation of the AC single phase induction motor and show me by diagram

462


What is 11 N1 and 12 N2 in single phase Transformer ?

723


A car's starter motor draws a current of 100 A at 12,0 V when starting the engine. The mechanical power required to turn the engine is 960 W. At what rate is energy from the battery converted to non-mechanical forms of energy?

675


Could u pls tell me the NPCIL electrical engineering interview questions for Executive trainee, and also guide me how to face the interview.

2796