Q104 · CSIR NET Chemistry, December 2016
Paper: CSIR NET December 2016 · Subject: Physical Chemistry · Chapter: Statistical Thermodynamics · Topic: Statistical Thermodynamics – General · Marks: 2 · Difficulty: Medium
The weight of configuration with two ups and three down spins in a system with five spin $\frac{1}{2}$ particles is
(a)120
(b)60
(c)20
(d)10
Answer
Answer: D ✓ checked by 4AB · confidence high
Explanation
W = 5!/(2! 3!) = 10.
Study loop for Statistical Thermodynamics