why involute curve corve used in gear

5 Answers  

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The higest value of thermal conductivity is expected for a.) Solid ice b.) Melting ice c.) Water d.) Boiling water Give the thermal conductivity value for each.

8 Answers   BEL,

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SAE-40.......?

5 Answers  

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Explain the function of cooling water expansion tank.

0 Answers   RRB,

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What is the effect of friction on flow of steam through a nozzle ?

0 Answers  

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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.

1 Answers  

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what is mean nx6

2 Answers  

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What the significance of "HRC 5O" in Brinell's Hardness number?

1 Answers   Bhel,

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i want all the questions asked interview in tech mahindra also the written exam papers in tech mahindra what is the future in the mahindra for the fresheres in mechanical? you future visiting area for campus

3 Answers   MAHINDRA, Tech Mahindra,

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1.What is the difference between safety valve and relief valve?

9 Answers   Covanta Energy,

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What does a rolling offset look like?

0 Answers  

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What is the boiling point of water?

3 Answers   ABC Inc, RRB, Siemens, Sona,

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