Question

आंतारिक वापसी व बारा वापसी मे अंतर बताहरु ?
in Hindi​

Answer 1

Explanation:

4. The volume of a given mass of air is doubled in

adiabatic expansion. If the initial pressure of the air

is 80 cm of mercury, what will be the final pressure ?

for air = 1.41 and (2)1.41 = 2.66 Ans. 30 cm of Hg.