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v. The specific volume of water when heated at 0°C (a) first decreases and then increases (b) first increases and then decreases (c) increases steadily (d) decreases steadily. vi. Free expansion of gas is a process. vii. With the decrease in pressure 1 (a) enthalpy of dry saturated steam increases (b) enthalpy of dry saturated steam decreases (c) enthalpy of dry saturated steam remains same (d) enthalpy of dry saturated steam first increases and then decreases. viii. With the decrease in pressure (a) boiling point of water increases and enthalpy of evaporation increases (b) boiling point of water decreases and enthalpy of evaporation increases. (c) boiling point of water increases and enthalpy of evaporation decreases (d) boiling point of water decreases and enthalpy of evaporation decreases [