Q. The density of air at the top of mesosphere in comparison to that of near the earth’s surface is
A) $10^{- 3}$times
B) $10^{- 5}$ times
C) $10^{3}\ $times
D) $10^{5}$ times
Explanation
(b) The density of air in mesosphere with height decreases from 1/ $10^{3}\ to\ 1/10^{5}$ times that due to the surface of earth
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.