A3_10 Fancy a cuppa?

Christopher May, Timothy Smith, Ryan Ruston, Slobodan Sirovica



This paper discusses how much cooler blowing air over a hot object will become using the Bernoulli equation and the perfect gas law. The conclusion is that assuming the aperture created by the lips is 1cm2 and the person is blowing as hard as they can, then the temperature in the air expelled is 16K less than the ambient temperature.

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