Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what happen if the parallel generator phase angle shift by 1 degree in manual mode

EEEC, MEC,

935

critical losses of transformer

EEEC,

3 3562

what efficiency at 70% loaded transformer

EEEC,

1 1026




PLEASE SEND THE PREVIOUS YEARS QUESTION PAPERS OF RRB JUNIOR ENGINEER-ELECTRICAL

835

what is the difference between KW and KWh?

9 9124

what is rms value?

2 3614

does not the circulating current in a transformer affect the flux distribution in the transformer core

817

How can i calculate knee point voltage of 800/5A Current transformer?please explain me with suitable calculation?

2 8546




how do i work out the Amps of a incommer if i am running 1 37 KW motor and a 0,75 KW motor and some solinoids

876

What is the function of restraining coil in differential relay? as well as restraining current?

Siemens, Medical,

8 35600

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.

4 8360

what is the difference between STAR and DELTA connection and application wise how it can be utilizedd ???

1108

what is the breakdown voltage value in BDV test in transformers?

TATA, Siva,

6 30299

how to connect the three phase capacitor in three phase star/delta connection motor?

1 4291

please send privious years question papers of jindal steel and power ltd.My e mail id is rajanikant.sngh@gmail.com

Jindal,

1053


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Un-Answered Questions { Electrical Engineering }

what are the types of electromagnetic forces developed in practical transformer?

1540


Why field rheostat is kept in minimum position while armature rheostat at maximum position?

62


how can we make cable shedule for controll wiring ? which details must be required for it.?

998


how line turns ratio changes in 3 phase with change in connection

843


Whether amorphous core transformer is commercialized or not:Name of company making amorphous core transformer and what are different rating?

716






nwhat are the main Components of servo motor?

1013


sir i applied for hpcl(electrical).i want to know from which subjects most of the technical que will b asked.and pattern of the written test.pls help me

893


Mention what are the types of semi-conductors?

70


2 v/500amp/hr to 1.80vpc at 20 degree celsious 2v/5ooamp/hr to 1.75 vpc at 77degree farren .this is the capacity of a battery .what is the meaning of this . can i get a detailed explenation

1174


why the India electrical supply transmission loss is high when compare to us

954


I meggared my 2c*70 sq mm AL AR XLPE cable. its one end show 50 M ohm . is my cable is safe for laying. I have only one phase and neutral.

549


we have 3 single phase transformers. how will we generate 6 supply from 3 phase supply input

1120


Enlist four components of electrive drives.

867


11kV capacitor bank of rating 2.4KVAR, is charged with protective relays of only over current & Earth fault &.......without Over Voltage, Under Voltage & Neutral Displacement Relay. Is it advisable??

635


How to decide CT & PT ratings for a given transmission line carrying some rated voltage?

1336