Engineering Interview Questions
Questions Answers Views Company eMail

A MACHINE WHICH HAVE 1000rpm SPEED IS LARGER IN SIZE AS COMPARED TO THAT OF A MACHINE WHICH HAVE 1500rpm.WHY ?

2 1754

any one can explain what is the size of pvc,armoured, various sizes of powr cable dia?

391

What kind of tools and materials are required to test water softening system of heating plant?

510




how to calculate steam velocity on tg i/l ?

389

HOW TO calculate steam velocity on boiler o/l ?

Wartsila,

681

What are the specifications for conducting earth leakage test as per IEC standard?

318

what is the difference between neutral and earth

LOreal,

476

Why stones are layed under Transformer

3 1735

What is FM 200?

Dalkia,

2 2360

how to calculate relay rating for 50kw load

JNU,

1 1593

What is the quantity of metal 1 & metal 2 to be used in 100 cft concrete?

869

hi guys please tell me the procedure for mesuring the coil resistance of 3ph induction motor?

317

how to select the isolation tranformer for siemens 802dsl cnotroller

Siemens,

514

what is the meaning of the symbol << >> put in transformer drawing

TATA,

472

On a 6 KVA UPS we have to provide a DC MCB for Battery bank of 16 nos (12 V 42 AH). What Shall be the current rating of DC MCB ?

TNEB Tamil Nadu Electricity Board,

705







Un-Answered Questions { Engineering }

there is an alternator 480 k.w, 400v,50hz, 4-wire running on load having leakage alternator body earthed current 38 A. is it within acceptable limit? if yes then give reference if no then how to bring within specified limit

408


whats the differece between Exd and Exe

3090


Define the difference between a stable versus an unstable controlled system and some of the tools you might use to be able to detect when this is happening and assumptions used for control system application design that could contribute to instability

408


how to calculate the surge level of surge suppressors related to the SF6 cicuit breakers?

474


How to do bus bar short circuit calculation for 230KV/11kv, 60 MVA Substation?

3049


WHAT TYPE OF GKS ASKED?

510


please send aptitude test papers for reference with answers

216


i want to know that how the height of Ct ,cvt ,LA calculated on the basis of creepage distance

704


I have an instrument that involves an electronic circuit. In circuit there is a PTC B754 (having operating voltage 230V). PTC is already damaged and same PTC is not available in market. Now what can i do to solve that problem.

696


what is the difference betweem star connected motor & delta connected motor?

786


How to calculate the CFM in the AHU (air handling units.

395


would the same effect be achieved by reversing the connection to one winding of the induction motor 3-phase?

337


how bluetooth works?what is principle behind in it?

3453


describe the fully control circuit diagram of ac drives

381


respected sir/madam.. i wish to know about the latest mechanical inventions and improvements... hwere can i get them... please respond to me through my id

510