Electrical Engineering Interview Questions
Questions Answers Views Company eMail

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

TCS,

5 4795

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

762

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

3 3799




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 2506

What is difference between Earthing, Ground and Neutral?

ABB, Indo Asian, ABC,

1 3119

why ht motor connection in star

Suzlon,

9 17315

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

ABB, Suzlon,

9 7894

why we oltc on hv side of tranformer only

10 17787




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,

13 12723

how to calculate optimum loading for transformer?

6 14612

what is the problem occer in motor

IOCL,

5 4689

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 2917

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 44385

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

2 4078

what is meant by frequency ?

TCS,

10 20821


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Un-Answered Questions { Electrical Engineering }

HI SIR, AM PREPARING FOR RRB FOR SECTION ENGINEER POST. PLZ SEND ME THE PREVIOUS QUESTION PAPERS AND HELP ME. I HAVE NO ENOUGH TIME MY EXAM DATE IS 22ND JUNE.... MY EMAIL ID IS nalla.amarnath@gmail.com

587


completed BE & done apprentice at tneb & having experience 6 years. want to get c license. will apprentiship & BE be helpful for getting c license. will i get any preference by showing this?

286


CAN U PLEASE TELL ME SOME G.D TOPICS FOR APGENCO INTERVIEW&G.D

1144


Explain the function and difference of Restricted earth fault, simple earth fault and sensitive earth fault with connection diagram.

1359


Why the power generated in dams is complex power? Why the generators in dams cannot produce Real power directly (i.e power which has zero reactive part)?

540






how we decide scurt (disc) of insulator with respect to kv rating

1786


An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The rotor reactance at stand still is A 2 ohm B 1.25 ohm C 3.15 ohm D 2.25 ohm

939


how to calculate the loss tangent of electrical cables

728


what happen if the load connected to the induction motor is taken away? the same question for synchoronous generator in synch i think that the the exitation voltage will appear on the terminal only if so plz answer me

731


Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault

775


Give details on how you intend to handle a challenging position you are posted to manage unexpectedly as a company staff?

1912


can we use engine degreaser for electrical motors?

230


what is EBXl (electron beam cross linked ) cable ?

1794


what is the meaning of neutral displacement ???

1378


any one can explain the stages of a knee point which is taken during ct magnetising curve.

515