Physics · 2020
JEE Main · 2 September 2020, Shift 2 · Q9
An ideal gas in a closed container is slowly heated. As its temperature increases, which of the following statements are true? (A) the mean free path…
An ideal gas in a closed container is slowly heated. As its temperature increases, which of the following statements are true ?
(A)
the mean free path of the molecules decreases.
(B)
the mean collision time between the molecules decreases.
(C)
the mean free path remains unchanged.
(D)
the mean collision time remains unchanged.
Official answer
(3)
(B) and (C)
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JEE Main 2020 Physics question, with the answer from NTA’s final answer key. Where our answers come from.