Electrical Engineering Interview Questions
Questions Answers Views Company eMail

If Two Generators are working parellel in a network and suddenly the field of one Generator get weakened What will happened if there is no reverse power relay fixed in that Generator panel????

7 8574

What will Happened if the polarity of CT is changed?

13 37444

Why we are checking the vector group & turn ratio of Xformer while PM?

1 3409

What is the knee point of voltage of CT?

NTPC,

5 9197

In which reason, one end of CT secondry get connected with Earthed? Normaly S1 of CT. Why????

1 4790

What is an Isolation Xformer? What is the use of it?

2 6985

What is the different between Earthing & grounding?

1 4192

how braking & making capacity of circuit breaker are calculated?

Bhel,

1839

If we feed 230V ac supply to a full wave rectifare, what & how much will be the out put voltage?

3 4938

What is thresh hold value of current?

1586

What is negative phase sequence?

Hindalco, Universal Associate,

7 89867

What is harmonics in AC waves. How it is generated? How it will effect the system network? how can eliminate it?

2 4189

Waht are the protection should be use in HT/ LT side of the same Xformer?

1 3330

How to calculate the phase to phase clearness of HT /// LT bus bar?????

1572

HI, I want to buy a new Xformer to my plant. what are the main parameter should I check ( Xformer rating is 16 MVA)

2 3413


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Un-Answered Questions { Electrical Engineering }

What is an ideal transformer?

638


Define steady state error.

638


how can i find cable size from current rating?

1311


which type of cabel

1909


How is the percentage impedence of a transformer fixed at design stage???

1488






A 3 phase transformer's (Y-Y) Y and B phase is (Y and B connection not broken) broken from neutral and R and Nutral connection is ok, what will be the relay tripping and why

1466


which type of questions asking for solar companies?

1116


WE HAVE THE DC RECTIFIER 1500A, INPUT VOLTAGE IS 3 PHASE. HOW TO CALICULATE THE LOAD? 3 PHASE SIDE EITHER dC SIDE. PLEASE SUGGEST ME

1397


Between educational qualification and practical work experience, give us a brief explanation on your practical experience in your past Endeavour that you performed well to the satisfaction of your past or present employer?

1774


What is mason's gain formula?

766


1. Design a counter which counts 0, 4, 8, 2, 6, and repeats using: 1.a using JK flip flops 1.b using T flip flops 1.c using D flip flops

1500


How do you determine the size of transformer radiators in a transformer?

1421


lorteny method

1548


diff.between servo motor and ac motor

1550


State Maximum Power Transfer theorem.

717