Physics-
General
Easy
Question
Number of particles is given by 
crossing a unit area perpendicular to X-axis in unit time, where 
and 
are number of particles per unit volume for the value of 
meant to 
and 
. Find dimensions of 
called as diffusion constant
The correct answer is:
[n] = Number of particles crossing a unit area in unit time = 
number of particles per unit volume = [L–3]
\ 
=
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