Question

During expansion of a gas into vacuum (Pext = 0), work done is zero if the process is
A) Reversible B) Irreversible C) Isothermal
DA, B and C true
2) A, B and C are false
3) A and C are true
4) B and C are false​

Answer 1

Answer:

reversible and isothermal

Answer 2

Answer:

reversible and isothermal is the correct answer