Question

What is mean collision time ?

Answer 1

At the individual particle level, the collision time is the mean time required for the direction of motion of an individual type particle to deviate through approximately as a consequence of collisions with particles of type

Answer 2

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➡ Mean collision Time-

The mean free time of a molecule in a fluid is the average time between collisions. The mean free path of the molecule is the product of the average speed and themean free time. ... The mean free path of the molecule is the product of the average speed and themean free time.