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Engineering Interview Questions
Questions Answers Views Company eMail

what will happen at secondary side of transformer if i increase voltage at primary side?while V1*I1=V2*I2 will secondary voltage or current increase?

2 5765

For a three phase induction motor, what will be the effect on motor if the neutral of the system is shifted to say 20 deg.?

 1394

how to control the speed to switched reluctance motor

 1481

Why the size of transformer decreases if we increases the frequency?

Graphics Engineering,

5 34631

can anybody will tell me abiut PID controller.

4 7801

How to calculte strengh of scaffoling(indian)

 1611

What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?

 1758

What is the required bending radius requied at the time of cable laying?

 1 4329

In which code or text book can i get the reinforcement detailing for slabs, beams, columns.

 5 8615

In footing (mat) if two different dia of rods are to be used which rod should be placed at top and bottom ( eg. 10mm & 16mm dia rods)

 7 11900

Why in medium voltage system(3.3kv to 33kv, neutral is earthed with either resistance, reactance or neutral grounding resistance?

Essar,

4 8639

how is corona effect can be detected??

 1550

How are harmonics produced in AC machines?

 4 6554

How star and delta connections inherently eliminate triplend harmonics?

Blue Star,

1 2242

IF we want to replace I/C bay at our 220 kv substation which is of 140 mw load capacity bay to be replaced by 400 mw capacity bay.other than CT(1200/1) what are the other equipment i have to replace.

Jindal,

1 3303

Un-Answered Questions { Engineering }

what is alluminium arm in ab conductors

1503

Role of active and reactive Power sharing in between two synchronized Generators, Droop Setting role ?

1277

How to check the thermocouple is correctly connected to cable for K type? (i,e positive pole is connected to non magnetic conductor and negative pole is connected to magnetic conductor)

1248

Is there any difference between the concepts of encoding,decoding and encryption and decryption?

1600

Which is the indian standard code of line out. ? How much tolerance fot 1 mt lenght? Its challenge....

1925




What is the function of capacitor in electrical circuits?

604

how to control dc motor?

1412

What is the per cu. mt. price of ready mix in Gujarat region.?

1781

Why air is not used to run the turbine?

1443

What is quicklime and what are the uses?

721

is there any job for electronic engineering

1847

what is active power & reactive power?

1710

How much gold concentration should be in the organic phase (dbc) before reduction by oxalic acid solution? Is it effective on purity of gold in reduction step? Whatis the ratio of dbc to oxalic acid solution in this step?

584

hi guys what happens if you are absent for a supplymentry exam?

1372

what is the standard values(Megger test) of resistances between L&N,L&E and N&E for a system on IEE regulations?

1650

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