Answer / aravind.p

to prove humans are brightest compare to others and human
wants to do more things in this world so to fulfill his jobs
he need an assistant(fast , clear , powerful) thats why
human made him -Machines

Answer / vipul pithva

Machine is Required to Reduce Human efforts , also for Fast
working than manpower.

Answer / nihar ranjan

Machine is required for executing human requirement with less error and more precision.

Answer / boredom

because humen are lazy

Answer / ramesh

The machine is working as accurate compare to human, and fast.
now a days we can choose good machines.In many companies
choose good performance machines imported from other country.

Answer / alsj

To carry out boring monotonous works in which human mind
gets bored and starts thinkin something else leading to
errors.Also to apply huge forces not possible by humans.

Answer / rambo

machines are required to reduce human effort and to do the
work precisely with accuracy in less time

Answer / salman

to make different types of things work easily

Answer / ramreborn

why to waste human energy and make him bore by doing
repeatative jobs and also for accuracy.

Answer / raj

because a machine work fast and smoothly with minimum error

Kind of refrigerant use in a refrigerating system

2 Answers   RRB,

what is the material composition in IBR tubes?

5 Answers   Thermax,

What are the most immediate challenges of this position that need to be addressed in the first three months?

1 Answers  

HOW TO calculate steam velocity on boiler o/l ?

0 Answers   Wartsila,

types of stainless steel.why does this called stainless.what is passivation related to SS? What is sensitisation in stainless? Examples of diffrent type of steel e.g. austenatic,martensite,ferritic etc. 304,303,316. How to get rid of carbide formation in SS and stablization in SS.(347 etc.)Different type of heat treatments. Iron carbon diagram. Nelson chart with respect to corosion. Diffrent type of corosion and causes. Carbon equvalent number. Welding related questions.(requirement of post and pre heating in welding). welding of SS. If you have pre experience in maintenance then Material and welding related questions will be there. Then various types equipment in plant (a) static (b) rotatic in pumps and compressor,turbines funda of balance drum and balance disc, balancing line. Impulse wheel, wheel chamber pressure and its effect on turbone health if this increases. Thermal expansion of turbines and with respect to how foundation bolting are designed. Fixing of lower casing before dismantling. Most important shaft alignment and balancing of rotating equipment,classification of static and rotatic equpment used in process plants. Materials for diffrent services as refinery plants fertilizer plants, cement plants, sulphur plants, crude oil with higher sulphur services, then third important thing is codes, standards and recommended practices of diffrent organisation like ASTM,ASME,API,TEMA,BIS,IS,ISO,NPFA,OISD etc. diffrent type of work permit systems fire and safety point of view.

1 Answers  

What minerals are used in the manufacture of cars?

0 Answers  

If percentage elongation of a material is more than 200%, it is classed as ?

0 Answers  

How does hydraulics work?

0 Answers  

Heavy fuel oil sulfur content and counter measures?

0 Answers  

describe briefly the different cold drawing processes?

0 Answers   Bechtel,

Explain the difference between the flight of a plane and a helicopter?

0 Answers  

what is an engineering?

19 Answers   Whirlpool,