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Engineering Interview Questions
Questions Answers Views Company eMail

what is power frequency withstand and impulse withstand of a circuit breaker?

Power Grid,

2 21881

why low pressure side of the turbine is connected to the alternator and not the high pressure side??

 1 3831

What is A Check, B Check, C Check & D Check for Diesel Generators?

ISG,

1 2150

what is the magnetic (electric) center)

 1494

what is the reason if a supply air grill located top of the glass and glass is getting sweated.become like mist.

Carrier, Sail,

1676

what will happen if delta - star , 400V to 6.6KV step up transformer neutral is not grounded, Neutral is not used but transformer is provided with neutral.

 2 5432

why rating of alternator in kva & induction motor in kw

Siemens,

9 17100

What is VVVF Drive ?

 3 23518

What is the typical power circuit configuration of a VVVF Drive ?

 1 4018

What are the different types of VVVF Drive ?

 2 6632

what is power factor?

Adani, Blue Star, Power Control,

8 9541

What are the protection used for alternator,transformers.

Adani,

2 5809

what are the standard transmision voltages in india?

Adani,

9 9649

working principle of generators?

Adani, MahaGenco,

4 8245

difference between isolater and circuit breaker?

Adani,

7 11338

Un-Answered Questions { Engineering }

What is the difference between P11 & P22 pipes?

17547

Hi. I have completed my masters in chemical engineering from M S University in year 2008 and now going to do MS Chemical engineering in Lamar University. I am planning to appear for interview in two weeks from now. What are the expected questions from VO regarding masters after masters ? and wat should i expect to give reply ? kindly give your suggestions. Thanks

1606

Dears we deal in Chemical are Plate earthing. Kindly call if any requirement and questions. Tech Earth Solutions Mohit Verma 8791071007

1406

What are the advantages of speed control using thyristor?

654

What is the principle of a pump?

628




In wave guides tem wave propagation is not exit, give the physical interpretation?

536

How to Make relay co ordination chart for a Electrical power distribution of a plant

3287

What are the main purposes for which a cc amplifier may be used.

577

How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

1514

What is the name of the winding from which the supply is taken for load connections?

642

What does bode plots shows?

681

If any machinery or transmission needs periodic ana regular lubrication . what is the best method to give it?

3806

Dear sir, i want to NBCC & NTPC previous exam papers email Id : madhu_bingi@yahoo.co.in

2081

What is the working principle of servo motor? And explain it.

1408

At what temperature is glass fused to steel in the making of glass-lined equipment?

625

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