what is the unit of hardness?

21 Answers   Novatex, NTPC, Suzlon,

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How cavitation can be eliminated in a pump?

0 Answers  

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What will be the cause of scavenging fire?

0 Answers   RRB,

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How we can find the pressure of valve by knowing its class ?

1 Answers  

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How to design HVAC and ECM ?

0 Answers  

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What is thrust bearing?

1 Answers   RRB,

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What are the steps taken in troubleshooting of a machine e.g extruder

1 Answers   L&T, MAHINDRA, ME,

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What is the purpose of piston rings?

7 Answers  

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Explain the difference between afbc, bfbc, pfbc and pcfb in regard to fluidised bed technologies.

0 Answers  

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What is the diffrence between four strock and two strock ic engine

14 Answers   Alkem Labs, Mechanical,

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what is 1st angle & 2nd angle drawing difference?

2 Answers   ITC Infotech, L&T, Mercedes Benz,

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Can someone tell me the related topics or helping books for the hpcl interview questions (for engineer graduates..)

1 Answers   HPCL, Machine India,

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