Answer / Abhishek Trehan

Carbon Dioxide (CO2) is the primary anthropogenic greenhouse gas, contributing significantly to global warming. It traps heat in the Earth's atmosphere, causing an increase in temperature known as the greenhouse effect.

Define tons of refrigeration and cop.

1 Answers  

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1) Any pipe line working fluid may water / steam on it one manual isolation valve suppose one side of valve 6 kg/ cm^2 pressure (i.e. up stream) and other side is “ 0” kg/ cm^2 pressure(i.e. down stream) . So how much Tourqe required for opening the valve in terms of Newton force wheather normal man can open this valve. (for reference pipe nominal bore is 100 NB )

1 Answers   Ansaldo,

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Where can i see model papers for NLC graduate engineer test and RRB section engineer test

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which engine is more suitable over all. petrol engine, diesel engine ........... what are their differences

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How to shut down and overhaul the centrifugal pumps?

1 Answers   RRB,

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What is meant by mechanical engineer? Or who is mechanical engineer?

4 Answers   Engineers India, Engineers India Limited,

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What is the most basic characteristic of supercritical boilers?

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What is the detailed meaning of automotive clutch endurance test and inertia test?

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What is the gear mechanism of lathe machine?

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what is procedure of measuring operating length of mechanical seal . (in case of centrifugal pump)

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• How can you justify it?

0 Answers   NTPC,

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what's the difference between moment of inertia and mass moment of inertia?

4 Answers  

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