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

A motor works on 30kw.it is working on 440volts.How much amper will be Required?

7 8774

A motor works on 30 killo watts.how much ampers will be required if it works on 440volts?

5 6079

What are ampers.30kw motor.440volts.

Pam Glatt,

5 6375

Why the rating of the HT breakers are in 1250 Amp, while the load on the breaker is around 50 Amp. ?

Wipro,

9 22214

how much Amp we can put in 1200kva generator?

MacLellan,

11 14504

whta does the middle finger stands in flemings left hand rule

3 3814

what is the function of commutator in dc motor?

CTS,

10 14178

plz explain TSM and PSM.with example suppose ct ratio is 4000/5 and tsm is .15 and plug is at 3.75 if fault current is 8000A.so how i find relay oprating time.

College School Exams Tests, ME,

2 19428

difference between cache and flip flop???

6 12032

I am pg student of chemical engg. I am intrested Heat Transfer Subject . I want information about advance heat transfer related PG PROJECT

1841

what is total power generation in tamilnadu What are the methods used powerfactor improved? which place DC transmission line usde?

5 10269

What are the methods used to improve powerfactor ?

6 8312

what is the advantage of DC Motor over AC motor & Where its applicable ?

Torrent Power,

4 23866

iam interesting to design the control panel for 3 phase pump motors by controling single phase switches.iam plan to use fuse,contactor & relay for motor protection .how can i select the voltage & amps rating for fuse,contactor & relay plz guide me .if anybody clarify my doubt means it will more helpful for my future .

1 3788

How do you design a system which is required to experience a shock force of 15G in 10 milliseconds?

1437

Un-Answered Questions { Engineering }

Why let through energy not considered for ACB breaker while cable sizing?

1872

Explain how to convert a binary number into bcd number directly and vice-versa, without converting it into any other number system?

547

what's the difference between 'shaft power demand' and 'BHP' , when we consider electrical load list.

1089

How to calculate the electrical load for a standard telecom BTS shelter and choose the DG set capacity for the same load?

2661

how to identify conection leads of an unknown electric motor

1562

What happens when water mixed with cowdung is used for priming instead of water for lifting water in pumps?

1818

how rectifier transformer work in electroststic precipetatore(esp?

2104

1) Any pipe line working fluid may water / steam on it one manual isolation valve suppose one side of valve 6 kg/ cm^2 pressure (i.e. up stream) and other side is “ 0” kg/ cm^2 pressure(i.e. down stream) . So how much Tourqe required for opening the valve in terms of Newton force wheather normal man can open this valve. (for reference pipe nominal bore is 100 NB )

1408

Explain how can you determine the largest impeller that a pump can handle?

594

What are different categories of antenna?

617

how does the lybrinth glands work in sealing a turbine? how exactly turbine sealing is done? principle of it?

1851

ELECTRICAL DRIVES: can a motor load system with passive load torque can have equilibrium speed in second quadrant

5652

What is the use of pneumatic system?

687

Do you know what is linen fiber?

What is handover and what are its types?

644

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