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

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Engineering Interview Questions

Questions Answers Views Company eMail

Is there any difference between the electronics and communication engineering and electronics engineering?

1 3398

how much cement and sand required for 1cum rr masonry

5007

please explain smoke detectore & lel detector?what is o/p

1 4716

how to check control valve was passing?how to check online?

3 13012

what is the difference between transformer welding machine and rectifier welding machine?

2 18492

why leading pf indicates a negative sign???

1 4563

inductance and capacitance may result in periodic reversals of the direction of energy flow,how???

1 3279

For two systems transmitting the same amount of real power, the system with the lower power factor will have higher circulating currents due to energy that returns to the source from energy storage in the load.???

Bhel,

1904

Conventionally, capacitors are considered to generate reactive power and inductors to consume it,how??????

1 3570

hi...i had completed B.E.in Electronics & Communication.i had applied Section Engineer in railway recruit ment 2012.I need previous year exam papers.

RRB,

2102

in our 6.6kv motor feeder[it is having two sources from Bus A&B] earth fault relay is acting, we checked CBCT connection and cable meggerd values found very good still earth fault acting during first two are three start after that it will hold. please clarify what was the reason. if same motor is starting from other Bus-A it will start.

Gasal, Voltech,

1 4567

we have 350 kva capcitor bank which is not showing KW. dose capacitor shows kW OR not.

2 4252

why do the core of transformer saturates???

1 4047

why do fans generally rotate in anti clock wise direction??

BMS, FIS, IBM,

2 9742

in my plant 100% feedwater control v/v is air to close but due to instrument air fail,the valve opens but instead of drum level high its get tripped in low low drum level.the urv of level tx is 0 and lrv is -800.pls tell me the reason. for such behaviour.

Sirpur Paper Mill,

1 4299

Un-Answered Questions { Engineering }

is it possible to have dc motors on single chip

1842

What should be the protection scheme for a 15kw, 3-phase motor working in a lathe machine.

2071

Explain how to convert binary to excess 3 code and vice verse?

1042

Can asphalt be recycled to form a useful product?

1065

Why use -48v power to BTS

2106

State some kingpin offset application?

1065

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

2054

what id a dry type transformers and its function ?

1772

Difference between megger test equipment and contact resistance meter test instruments?

1328

In a binary data sequence, the duration of symbol 0 or 1 is 1ms. If a carrier of freq 4khz is used in ask, what is the minimum transmission bandwidth required? What is min bandwidth?

952

Draw the two transistor model of scr and derive an expression for anode current?

1485

why 5kW motor becomes unbalance if its relay trip 1st time and its set value is 7.0 A

2013

how i can calculate the actual nos & size of steel to make 1000sqft. x 3"thick slab

2444

A jet of fluid strikes a plate What was the force required to counter it?

1878

Why are open the ejector air vents.

2044

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