L15A
        Aspects of the second law (cont.)
        Clausius statement of the second law (cont.)
        Kelvin-Planck statement of the second law (cont.)

L15B
       The analytical form of the Kelvin-Planck statement
        Entropy statement of the second law
        Irreversible and reversible process

L15C
        Difference between the idealized and process and actual
        process
        Irreversible process
        Common irreversible involved in process

L15D
       Demonstrating irreversibility
       Pipe friction