Electrical Engineering Interview Questions
Questions Answers Views Company eMail

explain impact of tariff on energy management..? and what is ABT tariff

TCS,

5 7300

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

1648

whye the current increases in the motor when the load on the motor increases

3 5624

when the size of the cable used for the ht voltage is 300sqmm then what is the size of the conductor of each phase

2 4079

What is difference between Earthing, Ground and Neutral?

ABB, ABC, Indo Asian,

1 4614

why ht motor connection in star

Suzlon,

10 23245

motor and transformer working with same principle so why motor rotor was roted and transformer not roted

ABB, Suzlon,

9 11722

why we oltc on hv side of tranformer only

10 24047

If the load of transformer is getting more than its rating,,,than how to overcome this problem? Suppose thee rating of transformer is 315kva and the load is going beyond than the rating say around load: 352kva... Than how can we solve this problem without deducting the load.

Hyundai,

14 19522

how to calculate optimum loading for transformer?

6 20100

what is the problem occer in motor

IOCL,

5 7296

in single phase circuit if i connect a heater between phase and neutral, then what will be the current path? phase to neutral or neutral to phase.

4 5174

DG B-check,C-Check,D-check is depending upon the running hrs.If the running hrs is not reached as mentioned.How to conduct the DG checks.

Blue Star,

15 54788

DG lube oil and waste oil how to dispose outside and there is any authorised vendors will be there for this.

2 5777

what is meant by frequency ?

TCS,

10 26581


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Un-Answered Questions { Electrical Engineering }

what is the formula of starting current of 3phase and 1 phase motor???

1693


In EHV transmission line a neutral grounding reactor is often placed at neutral point of shunt reactors. What is the recommended protection for this neutral grounding reactor? Should I use a fast closing switch to bypass neutral grounding reactor when this protection operates?

2729


What are m circles?

638


What are the Full Forms of TVM, MTL, CVT ?

884


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

1397






WHAT IS LOAD CELL

1667


How is operate breaker failure scheme in substation

1512


What are the advantages of thermal power plant?

660


Different STANDARDS (BS, IS, IEC etc) gives different informations on CT specification. How they correspons w r t each other (i.e I mean to say BS provides "knee point voltage" but IS does not, then how can i select CT)

1472


Explain the iniluencc of short circuit ratio on the pert'orniancc of synchronous machine.

1683


how to prepare the technical test

1595


why are the maintaine power factor and how can this control and this is how work.

1449


Why lose 1 phase voltage in 33kv to 415v stepdown transformer

1286


H.t motor 6600 volt to same motor lt supply 440volt supply applyed to h.t motor to effect....

1446


how can found motors folt current ? how can disided circuit breakers caoicity and breaking capicity ?

1593