An ideal gas undergoes adiabatic expansion from V1 to V2 in two different ways,
(i) reversibly and (ii) irreversibly. The correct statement is [notations have their usual meaning]:
1
∣Wrev∣>∣Wirr∣, ΔTrev<ΔTirr
2
∣Wrev∣>∣Wirr∣, ΔTrev>ΔTirr
3
∣Wrev∣<∣Wirr∣, ΔTrev>ΔTirr
4
∣Wrev∣<∣Wirr∣,ΔTrev<ΔTirr