Sunday, 15 May 2016

thermodynamics - Why is the direction of a flame is always upward?




why a candle's flame direction is always upward? What is the coposition of fire? Don't say it's energy. There is something else.




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Understanding Stagnation point in pitot fluid

What is stagnation point in fluid mechanics. At the open end of the pitot tube the velocity of the fluid becomes zero.But that should result...