Question:
A balloon filled with helium $\left(32^{\circ} \mathrm{C}\right.$ and $\left.1.7 \mathrm{~atm} .\right)$ bursts. Immediately afterwards the expansion of helium can be considered as :
Correct Option: , 2
Solution:
(2) Bursting of helium balloon is irreversible and in this\
process $\Delta Q=0$, so adiabatic.