Why rockets using liquid hydrogen have higher specific impulse compared to liquid hydrocarbon ?

0 Answers  

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What are the types of cleaning main engine Turbo Charger blower side?

1 Answers  

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1)Why Bearing used in Motor and pumps. 2) Why Mechanical seal used in Pumps.

16 Answers   Biocon, Exxon Mobil,

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What happen when too much cylinder oil is injected in the working cylinder?

0 Answers   RRB,

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1/8 inch = ? MM.

10 Answers  

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what is Investment casting? how it is differ from other casting process?

1 Answers   Bhel,

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how control valve works? process line pressure is 50kg/cm2g and instrument air pressure is about 4 kg/cm2g.

0 Answers  

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what is 15w-40grade oil. means what 15,W,40 stands for?

2 Answers   Total,

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What achievements have given you the most satisfaction in your life?

6 Answers   Cream Bell, Nestle,

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what is the purpose of wear rings in centrifugal pumps ?

5 Answers   Gulf Spic, TCS,

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what is the size of A4 size paper?

7 Answers   Bhel,

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What is SAP

10 Answers  

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