Answer / rajkumar

Pressure angle is an important factor in design of spur
gear.If the pressure angle is high it results in a noisy
operation.
self locking means worm and worm gear gets locked to itself
preventing further power transmission.

Why is nitrogen used in welding?

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What is the use of divider?

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Explain how to measure crank web deflection?

0 Answers   RRB,

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what is the reason if a supply air grill located top of the glass and glass is getting sweated.become like mist.

0 Answers   Carrier, Sail,

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• Have you previously successful in this position progressed to within the company you have worked with?

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why we use kg/cm2 instead of kg/m2 as a unit of pressure. As we know kg is a MKS unit and cm is a CGS unit. So why we use combination of both(kg/cm2)while describing the pressure.

3 Answers   IES, NTPC,

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What is difference between mill and mill-drill?

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What is the color of the flame of the boiler running in good condition?

0 Answers   RRB,

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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 the Tensile strength of M6 Screw

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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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how long normally does the domestic refrigerant capillary tube are?

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