Q. The molar specific heat at constant pressure for a monoatomic gas is
A) $\frac{3}{2}R$
B) $\frac{5}{2}R$
C) $\frac{7}{2}R$
D) $4\ R$
Explanation
(b) $C_{P} - C_{V} = R \Rightarrow C_{P} = R + C_{V} = R + \frac{f}{2}R$
$= R + \frac{3}{2}R = \frac{5}{2}R$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.