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zorro
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Homework Statement
A gas is contained in a metallic cylinder fitted with a piston. The piston is suddenly moved into compress the gas and is maintained at this position. As the time passes the pressure of the gas in the cylinder-
a)Increases
b)Decreases
c)remains constant
d)increases or decreases depending on the nature of the gas
The Attempt at a Solution
The cylinder is metallic, so it is not an isolated system i.e. temperature remains constant.
As the volume is decreased, pressure must increase in accordance with Boyle's Law.
Unfortunately, the correct answer is b.
I have no clue