Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how the harmonics are generated in transforemer?

IFFCO,

5 8975

What are the voltage values for LT,HT,EHT and other voltages??

INEL, MNC,

22 109117

Where there is voltage,there must be current.Is this right or wrong??

10 8629

what is the function and use of oil filled cables specify its advantages and disadvantages

Alstom,

7 26050

what type of cables exsisting in the world and how many types

Alstom,

9 11631

what is the difference between LATCH and FLIP FLOP

Wipro,

4 5804

what is resistor

9 8451

what is ground fault current? is there any current flow takes place through ground? is it possible? if it's possible whether it affect human beings on earth near the fault or not?

2 4964

WHAT HAPPEN IF GENERATOR TURBINE IF TRIP?

CEERI,

7 29465

EARTH AND NEUTRAL ARE JOINTED OR NOT?

7 9797

In neutral the current will flow or not?

17 37658

why series motor cannot be started on no-load?

6 24078

AT THE TIME OF INSTALLING THE POWER PLANT POWER IS TAKEN FROM NEARBY GRID AND GIVING THE SUPPLY TO THE GENERATOR WHICH ACTS AS MOTOR. WHAT IS THE NEED OF RUNNING THE GENERATOR AS MOTOR?

6 6135

why ELCB can't work if N input of ELCB do not connect to ground?

5 23658

Why in a three pin plug the earth pin is thicker and longer than the other pins?

LG, NTPC,

18 49239


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Un-Answered Questions { Electrical Engineering }

for 5KW resistive load can anyone please suggest me whether to go for UPS/Inverter or Generator depending upon cost calulations

1601


A Generator is in running condition and Rotor earth fault alarm is coming.How to check on line(i.e in running condition) whether there is actual earth fault in rotor or not.

1453


What is the drawback of static coefficients?

865


How to findout raw or ups power? its not indicated in socket,

1534


what is lrs tank water resistance.

2066






what is meant by flywheel and its role in retardation test

1955


WHY SEPARATELY EXCITED MACHINE NEEDS EXCITATION BY DC SUPPLY WHY NOT BY AC

1452


what things to be considered when designing UPS

1299


Why the arms of delta in a delta-wye power transmission system are kept constant??

1403


Explain with example of functional requirements of protection relay in terms reliability, selectivity, sensitivity

1372


explain types of electric welding and its applications

1193


What will be the current drawn by HT motor, if low voltage is applied.. any formula to calculate the LT amps of HT motor.?

994


what is the prinsiple of dc motor and construction and working ,application of dc motor.

1519


my bachelors was done with EEE now i got admit in NU with CS as course. how to answer this qns 1) why u choose cs? 2) why u changed from eee to cs

1268


How to know the following data of synchronous generator 1. D-Axis Unsaturated Reactance 2. D-Axis Unsaturated Transient Reactance 3. D-Axis Unsaturated Sub - Transient Reactance

1465