Electrical Engineering Interview Questions
Questions Answers Views Company eMail

WHAT IS THE DEFRENCE BWT AC DRIVE AND VFD?

ITC Infotech,

9 16189

1. what is difference between VCB and ACB.how its works please explian.

Accenture, Mother Dairy, ABB, HP, Minda, Satyam Pharma,

6 61086

if HT side voltage is high current is low . and LT side voltage is low current is high please explian.

HP,

5 15951




what is electricity.

L&T, HP,

6 3292

what is maximum demand.

HP,

9 17230

if 20 hp motor starts directly delta connection.motor what will be the effect.

HP,

3 4052

if 20 hp motor starts directly stars and contenious run . what will be the effect.

HP, Ohsung Electronics,

11 11503

star delta connection used in reduce the starting current at 3 times . how its reduce the current please explian .

HP,

7 22091




what is on line transformer and off line transformer.

Cisco, HP, ICC,

3 5173

what is electricial and mechnical interlock.

HP, Control Dynamics, EFS,

9 51781

please explian how may types of maintenance works.

HP,

4 5797

what is safety measures of alternator.

MNC, HP,

10 17129

what is main parts of alternator.

HP,

3 10847

what is safety measures of transformers.

HP, Taj Group, Hotel Jobs, Amtek, RMU, SKFM,

16 54662

if AVR fails in alternator. what will be the effect.

HP,

13 20338


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Un-Answered Questions { Electrical Engineering }

why sometime we get electrical shock while touching the ballon of dish tv connection ? which we should not get.

748


why to use freewheeling diode ( diode in revers bias mode) across dc coil

2095


what type questions asked in hp cl

710


Why neutral cable carry current.

720


What are the advantages of using distance protection schemes as opposed to normal overcurrent/ earth fault protection on high voltage feeders.

1330






How to do maintenance of transformer feeder.

509


Pl.brief me about Electrical power distribution system from Main generating station to Industry.What is the use of in between station.

783


various transmission tower like .,D tower ,K.C.O tower ,C.C.O tower,K.C.R tower ,C.C.R tower ,H.C.O tower in different tons.

1195


what is a bus post insulator? explain its application in a substation.

8953


why electronic instruments is more favorable than electrical?

745


explanation of mesh bus bars

875


High voltage test procedure of in swgr board. why should measure millivolt drop on testing time?

758


what are safety measures in /control in diesal engine/ explain them?

604


how to calculate the power factor when instantaneous voltage and current has harmonics in it ?

653


what happen when increase or decrease size of lamp,light.glass.

740