20. Consider a 1 c.c. sample of air at absolute temperature
T0 at sea level and another 1 cc sample of air at a height where the pressure is one-third atmosphere. The absolute temperature T of the sample at that height is
(a) Equal to T0/3
(b) Equal to 3/T0
(c) Equal to T0
(d) Cannot be determined in terms of from the above data
Answer-d
(18)