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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

(19)

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