Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is master trip relay? How does it work?

1 4007

What is the difference between PLC & DCS?

1065

What is the instrument to check the rotating diode fuse of alternator in running conditions?

1034




why in dc generator field rheostate kept in maximum position?

1 2587

What is Harmonics how it is produced and what is the method to control the same

Siemens,

1073

Why dc voltage used to excite alternator field in stead of ac?

4 4401

why voltage rating of transformers are in multiples of 1.1?

3 3209

what should be distance between phase to phase in 415v system?

NTPC,

1 4030




can we correct the p.f.of ac generator?

APGenco,

2 3430

What is the effect of impedance on the heat losses in case of AC system??? Does heat losses really depends on the impedance or depends only on resistive component only..??

4 3004

In a poly phase circuit if clamp on meter shows same load on three phases and their sum on neutral then why we use three and a half core cable or maximum the same size of core as that of phase?

1 1822

how to determine kilowatts (real power) is used in energy meter? is it apparent power effect the disk rotation?

1 1850

When will you multiply and devide with derating factors to the actual value while sizing the cable?

757

why we are used armed coble for wiring of 3phase motor?

AluChem,

3 2896

how to improve my communication skills

Infosys, MAHINDRA, Wipro,

7 5304


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Un-Answered Questions { Electrical Engineering }

describe the fully control circuit diagram of ac drives

676


Can anyone tell me some hints about what type of questions are asked by the interviewer by an Electronics engineer when company is installing an IPP and wants a team of engineers?

1071


what is dry and wet frequency withstand voltage? why & where it is used??

695


How can I model an open-delta ground transformer for a network supplied by 4 unit GTG and power transformer in ETAP?

12449


How could a garment factory benefit from renewable energy

1599






can i connect wavetrap in 2 different phase in EHV line?

691


what is size of 3phase 4wire cable to be used for 11 ton ductable A.C and how to calculate cable size for different load

1835


what is zinc diffusion?

760


How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).

738


What is real time power factor control panel(RTPFC)?

2508


block diagram of 2 ups system connected in parallel mode?

910


How to know the Max. current caring capacity of the cable by its size ?

487


what is the role and fuction of automatic transfer switch in rotary ups

797


Dear all, I'm manikandan I have done by DIPLOMA EEE from 2011 , I have 5 years of experience from Power plant instrumentation field , which one field is give long life & which one field is best ,I confused a lot and also I'm studying AMIE, can I choose which department from Section B examination? pls tell me

406


i am going to give the JSEB,RANCHI exam for power plant,so i need some samples of papers related to that,so please send me these papers by my mail id.

2311