An irreversible process is one in which a system cannot be returned to its original state without some net change occurring. The first law states that the internal energy change of an irreversible process is greater than the work done by the system.
An irreversible process is one in which a system cannot be returned to its original state without some net change occurring. The first law states that the internal energy change of an irreversible process is greater than the work done by the system.