Question

19. At what temperature the mean kinetic
energy of hydrogen molecules increases to
such that they will escape out of the
gravitational field of earth for ever?
(take v. = 11.2km/sec)
1) 12075K
2) 10000K
3) 20000K
4) 10059K​

Answer 1

Answer:

1) 12075K

2) 10000K

3) 20000K

4) 10059K

choose your answer