Which of the following statements is correct during adiabatic charging of an ideal gas into an empty cylinder from a supply main?
(a) The specific enthalpy of the gas in the supply main is equal to the specific enthalpy of the gas in the cylinder.
(b) The specific enthalpy of the gas in the supply main is equal to the specific internal energy of the gas in the cylinder.
(c) The specific internal energy of the gas in the supply main is equal to the specific enthalpy of the gas in the cylinder.
(d) The specific internal of the gas in the supply main is equal to the specific internal energy of the gas in the cylinder.