Interview Questions Answers in Electrical Engineering

rajesh

{ City } madurai
< Country > india
* Profession * testing engineer
User No # 95050

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Answers / { rajesh }

Question { L&T, 18870 }

What is Electrical Engineering?

Answer

Electrical Engineering is study about electrical fundamentals and know about electrical equipments theoritacaly as well as practicaly.

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Question { Siemens, 8723 }

What is meant by Active and reactive power?

Answer

Active Power:Which is convert from electrical energy.it is
measure by W,KW,MW
Reactive power:It happens in circuit at the time of current
flowing and induced magnetising.It is measured by Kvar.
Apparent Power:It is not converted,It is transforms
electrical energy.(Voltage depends cu loss,current depends
Iron loss)It is measured by VA.

These are Three types of power.

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Question { AAPT, 5838 }

what is the Knee point Voltage?

Answer

Apply the voltage to secondary in ct,which point magnetising
current increases 50 % rise of voltage 10%.taht is called
knee point voltage.If you increase the voltage after the
Knee point u get the abnormal magetising current.

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1 Yes

0 No