sir, i am going to appear in the test of BEML 2009 so i want to get the type of question paper asked in previous exams of BEML.

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Explain how is martensite structure formed in steel?

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What is mean by power factor?

1 Answers  

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What will happen if there is moisture in refrigeration system?

2 Answers   RRB,

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Enumerate or identify the parts of purifier bowl assembly

0 Answers   RRB,

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difference between antifriction bearing & Journal bearing ?

2 Answers  

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Suppose water is there in a pot. It is being heated continuously untill formation of superheated steam. What is the temperature profile of water?. What is the temperature profile of the pot?.Imagine pot is heated from bottom.

1 Answers   Ashok Leyland, IGCAR, Videocon,

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Explain QH curve of a Centrifugal Pump?. Will it ever touch X axis?. If it ever touch when? When will you go for Reciprocating pump?. why can't you use centrifugal pumps for pumping viscous fluids?. Why head of a centrifugal pump is independent of density of fluid?.

1 Answers   IGCAR,

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Difference between QA&QC WIth Example

4 Answers   Bajaj,

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What is the importance of Prandtl Number in heat transfer?. Compare the prandtl numbers of Air, water and Liquid metal. If prandtl number is more what do you understand?. Will you provide fins to enhance heat transfer when prandtl number is less?.

1 Answers   IGCAR,

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Explain the difference between projectile motion and trajectory?

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SIR plz send me old exam papers for RRB chennai

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