Published by:
CGP EDU Academic Team
Published on: August 14, 2026
A length-scale ( 
) depends on the permittivity (e) of a dielectric material, Boltzmann constant (k B ), the absolute temperature (T), the number per unit volume (n) of certain charged particles, and the charge (q) carried by each of the particles. Which of the following expression(s) for 
is (are) dimensionally correct?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(B, D)
and 
; where F is force, Q is charge and L is length
So and are correct
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