Q. What is the velocity of wave in monoatomic gas having pressure $1\ kilopascal$ and density $2.6\ kg/m^{3}$
A) $3.6\ m/s$
B) $8.9 \times 10^{3}m/s$
C) Zero
D) None of these
Explanation
(d) $v = \sqrt{\frac{\gamma P}{\rho}} = \sqrt{\frac{\frac{5}{3} \times 10^{3}}{2.6}} = 25m/s$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.