Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

How To increase Knowledge Of boliler regarding To Only Electrical Field..

1676

What is the difference between PLC and Embeded system

1494

How capacitor connect in 3 phase supply???

L&T,

1 2683

PAC and simple Ac different

1572

Why High voltage are generate noise ?

1581

what is KA rating and how can we choose switchgears on applications

1511

Why can't we parallel Voltage transformer secondary circuits?

1710

Why can't we parallel the secondary circuits of two voltage transformers?

1599

we have 3.5MVA-11/6KV transformer. how can we calculate earth fault current and NGR calculation?

IGC,

1588

If one ct is reversely connected in Y system what will effect in kwh and kvarh meter?

1 2257

Explain about how is it working Earth fault'relay and wahts the resistance value of earth bed

1593

Earth has zero potential then what would be the neutral potential ?

JLL,

1476

What is the formula for selecting the cabels according to load? How to calculate what sq.mm cabel to be used?

1541

How to select batteries required for ups and the inverter if we Known load? And how AH is selected of battery?

Vodafone,

1500

What is the maximum and minimum rating of UPS?

Indiabulls,

1583

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Un-Answered Questions { Electrical Engineering }

what is the function of gss in the dg set.

2028

What are different types of control systems?

1304

diameter of cable and core is doubled then the value of capacitance is

4376

how i calculate the syncrones generator NGR resistance .if we have a 6mw generator line voltage of generator 11kv also line current 393.3 ampere.

2170

What will happen to the protection and metering, if the polarity of a single or two PT/PTs in three phase system is reversed? Please provide reference if any.

2242

How isolater function when installed inelectrical 440V wiring

2294

why we take movement of rotor always in counter-clockwise direction in 3-phase induction motors?

2000

what is mean by restructuring power system?

2124

I need model question papers for RRB section engineer Chennai... Please send to my E-mail Id:- maitheerainbow@gmail.com

2007

Can the output voltage of a rectifier be greater than the input AC voltage without the use of any voltage multiplier in the circuit??please provide the explanation too..

2156

If short circuit ratio is high is it bad or good for a machine then tell the reason...

2094

What is MS-EXCELL?

2302

what is the clear formula to calculate cable size for a load

2031

What are the types of class b amplifier?

1139

sometime battery charged and then automatically charged when rectifier ON conition, is there any chances please clarify the same.

1946

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