A balloon filled with helium (32 degree C and 1.7 atm.) bursts

Question:

A balloon filled with helium $\left(32^{\circ} \mathrm{C}\right.$ and $1.7 \mathrm{~atm}$.) bursts. Immediately afterwards the expansion of helium can be considered as :

  1. Irreversible isothermal

  2. Irreversible adiabatic

  3. Reversible adiabatic

  4. Reversible isothermal


Correct Option: , 2

Solution:

Bursting of helium balloon is irreversible \& adiabatic.

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