JEE Main 25 July 2021 Shift 1 Solved Paper

Section: Physics

Question : 9 of 90

Marks: +1, -0

A monoatomic ideal gas, initially at temperature T1is enclosed in a cylinder fitted with a frictionless piston. The gas is allowed to expand adiabatically to a temperature T2 by releasing the piston suddenly. If l1 and l2 are the lengths of the gas column, before and after the expansion respectively, then the value of

will be :

[25 Jul 2021 Shift 1]

(
l1
l2
)
2
3
(
l2
l1
)
2
3
l2
l1
l1
l2

Validate

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