Electrical Engineering Interview Questions
Questions Answers Views Company eMail

why DC current not used in Transformer action?

Engineers India Limited,

17 12746

What is the difference between AC Drives and DC Drives?

Schneider, LG, College School Exams Tests, La-Gajjar Machineries, SMEL,

14 81998

WHAT IS THE MEANING OF BALANCED / UNBALANCED IN STABILIZER TYPES.

1085




where we use zero sequence current transformer or core balancing ct.

2 10548

how does relay works?

16 9452

how to calculate the KVAr for an motor for improving the PF

3 15110

Explain how Hormonics will effect the Electrical System?

5 7554

what is the use of neutral?

IOCL,

14 12759




What is the difference between Earthing and Neutral?

13 17850

What is the difference between "Earthing" and "Neutral"?

Power Grid,

10 9093

What will happen if we parallel two transformer with different %impedace?

3 4966

what is the meaning of servo motor. In trains, what type of the motors we are using at the bottom of each compartment

5 5628

why a pure inductive circuit has zero power output?

8 12231

1. Why a DC motor starter is called 3 point starter

ABB, Crompton Greaves, Infosys, College School Exams Tests, Siva, CG,

21 61843

Give idea about General Engineering. From which book i can study this topic. Pl. reply me via email. My email is ravi@bhelhwr.co.in, also give the name of book/website, from where i can prepare it.

TATA,

811


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Un-Answered Questions { Electrical Engineering }

why servomotor motor? where i apply for best output?

738


We need to current density & short circuit calculation at 65kA for aluminium & copper busbar.

428


what is plunger and what's the use of it in motor alignment?

1186


any idea abt REVERSE METERING concept.........?

853


do anyone out there know where to find a compleete list on acronyms/abbreviations used in offshore electric engineering. MCB - Micro Circuit Breaker, MCCB-Mouldes Case Circuit Breaker, ELCB-Earth Lekage Circuit Breaker, ELMCB- etc.....

681






what is the voltage regulation for unity and zero power factor?

975


Why slip ring ind. motor power consumption is low compare to induction motor .same 90 kw motor used same load output

476


I am a electrical engg. diploma holder,applied for junior engineer (electrical),Kolkata RRB. Have I to attend all electrical,mechanical&civil portion in written exam.???

14293


What is bridge rectifier and explain with details

729


how to calculate current and voltage in a same circuit?

768


Explain the construction of the conservator, operation and purpose, and draw the diagram of the conservator.

1117


What is the method for testing the differential protection stabilty in generator? When the time of starting What will happen if differentail protection connection wrong means?

964


How can ou verify the size of conductor 50Sq.mm ACSR

570


how will reduce the voltage. if 12volt/250ma transformer toreduce 6 volt

738


why sielent pole is used only in hydro generators and not in turbo generators

2291