Electrical Engineering Interview Questions
Questions Answers Views Company eMail

why current transformer secondary is short circuited an what will happen if connect very high resistance acrossthe secondary side of current transformer?

NPCIL,

1 2953

A ray hit a smooth regular surface at an angle of 20 from the normal. Calculate : 1. The angle btw the incident and reflection ray. 2. The angle of deviation.

1433

Is there any problem about which the drive (inverter) doesn't show/display the alarm and/or fault but instead of this , it doesn't work ? I want to know that could there be any kind of problem in the drive when the drive doesn't display the alarm and/or fault ?

Siemens,

1484

What are the symptoms of a bad PG card of a drive (inverter) esp. of Yaskawa Ac Drives (inverters) G7 ?

1544

How to reverse the direction of a DC motor ? By reversing the Armature wires or by reversing the field wires

KFC,

2 4374

How to distinguish between the armature wires with the field wires of a Dc motor ?

5 6861

What test must you do before powering up a circuit that you have been working on?

1360

What can make the the overloads operate when a star delta three phase motor starts?

1 2957

Can you use a different size cable to complete a circuit if you run out what you are using?

2 3375

i want to trigger ATS (Mains +Generator )from external system could any body help me in this regard ?? is it posible if yes please tell me how?

1 2449

Fot testing new star-delta 132 kw motor in electrical worshop.we should check in star or delta connection as we do not have higher capacity cable in worshop?

Adani,

4 5224

what is the difference b/w pvc cu conductor and cu breaded wire..?

1 2855

What is the starting current of a motor?

3 4845

is it true there's a big difference in using Cummins or Denyo...especially power output or leakage

1366

factor to be considered for bus bar design

1604


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Un-Answered Questions { Electrical Engineering }

Give the expression for the frequency of oscillations in an op-amp sine wave oscillator?

626


how to calculate the tarriff for an industry whose kva demand is 10 mva

1488


Explain the different regions in frequency response?

615


why r we using shell transformer for low voltage

1522


sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company

1734






Describe the colour rendering properties of i) tungsten filament lamps ii) tubular fluorescent lamp

2598


EXPLAIN USE OF ROCKING ARRANGEMENT IN ELECTRIC HEATING?

1361


what is the minimum pay scale for electrical engineer (building construction)in kuwait? plz revert back with yrs of experience & pay scale respectively.

1656


What is the effect of pd controller on system performance?

621


Why r u using pf panel. what the uses

1473


From what on-site components does the HT panel monitoring the bus-bars in a 11kV system take inputs?

1500


is it possible to test of bus bar in high rise building without completed full floor ?

1146


c++ write a program to use a fuction call "max"which accepts an intger arrey of size5.as an arrument and return the larger and smallest of the arrey to main without changing. the original changing of the original position of the element of the arrey.

1445


How to calculate earth fault current for 6.6 KV , 50 HZ , 756 Amps , 3000 RPM , 0.8 PF generator

1589


what is the IEC standard for Power Cable installation in onshore (like in direct buried ground or above groung)

2100