Answer / hardik goswami

in 3206 3-types of bearing(e.g deep groove ball bearing)
2- types of load or (steady ,dymamic)
06-dia of bearing (06*5=30)

Sir, I have applied for the of section engineer at RRB chennai. please send me all RRB-chennai solved papers in the year of 2001 tO till date. i requested send me the papers to my id as soon as possible.

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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.

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what is penthouse in boiler

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Define radiation.

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which network in india earning more turn over per annum

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what is the function of a pt pump of a dg set

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5>spot weldimg is what type of weldimg?

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11. How much watt means 1 Hp

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What is a time and motion theory?

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What is mean effective press?

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how we can avoid gas bubble s formation while mixing high viscous liquids?

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how can one check wheather a gear and pinion are properly aligned or not for both running and static condition?

3 Answers   NTPC, OCCL, Toyota,

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