hawkins pressure coocker

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hawkins pressure coocker

Post  Admin on Tue Jan 12, 2010 1:56 am

An empty pressure cooker (Volume=10 lts) contains air at atm. pressure 105 Pa at a Temp. of 270C. It contains a whistle with area 0.1cm2 & mass=100gm.

What should be the Temperature of air inside so tht the whistle is just lifted up ?

a)4000C
b)6000C
c)3270C
d)2270C

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