Question
Physics Question on speed and velocity
At what temperature will the rms speed of oxygen molecules become just sufficient for escaping from the Earth's atmosphere ?
(Given : Mass of oxygen molecule (m) = 2.76×10-26 kg
Boltzmann's constant kB = 1.38×10-23 J K-1)
A
2.508×104 K
B
5.016×104 K
C
8.360×104 K
D
1.254×104 K
Answer
8.360×104 K
Explanation
Solution
The correct option is (C): 8.360×104 K