Electrical Engineering Interview Questions
Questions Answers Views Company eMail

WHAT IS THE DEFRENCE BWT AC DRIVE AND VFD?

ITC Infotech,

9 16353

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

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

6 62167

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

HP,

5 16191




what is electricity.

L&T, HP,

6 3352

what is maximum demand.

HP,

9 17534

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

HP,

3 4103

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

HP, Ohsung Electronics,

11 11716

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

HP,

7 22251




what is on line transformer and off line transformer.

Cisco, HP, ICC,

3 5219

what is electricial and mechnical interlock.

HP, Control Dynamics, EFS,

9 52390

please explian how may types of maintenance works.

HP,

4 5862

what is safety measures of alternator.

MNC, HP,

10 17540

what is main parts of alternator.

HP,

3 11052

what is safety measures of transformers.

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

16 55364

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

HP,

13 20500


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Un-Answered Questions { Electrical Engineering }

I want to merge a cable..in between two metering Cubicals which contains CT's and PT's and Energy meter..before taking merger..what are the common things required?

402


what are the sample questions asking to the test cunducting for electrical superwising lisence test?

720


I have motor of 3 H.P. How i found the rating of capacitor use in it in single phase motor..???

1283


explain supply side and demand side energy management with advantages & disadvantages

819


How to Calculate The sag of OPGW in Transmission Line???

1535






how to estimate wiring ins roughing ins. and boxes

1158


from generating station If 400v LT line length is 1000m how much voltage is drop and how do i calculate it? which cable will be use for this line?

817


how u measure/calculate renge of capacitor,capacitor has no any rating tag.what is the theory of measure of capacitons.

756


What are the causes of having an rmu explode after installation? And how do u treat the bushings of an rmu?

869


What is Traction? 1KVA Alternator, How much urrent taken?

851


A 10 MVA, 66KV, 50Hz, Y-connected 3-phase alternator has synchronous reactance of 0.635 Ù. It is working at full load at 0.8 lagging p.f. condition. Find torque angle, neglect armature resistance.

792


can i connect the two phases of scott connected transformer,if not why?

777


how load of a turbo generator can be increased

666


1.how many types of relays? 2.difference between ATS& STS?

884


how does high earth to neutral voltage affect electronic equipment?

180