Recrystallisation temperature can belowered by A) purification of metal B) grain refinement C) working at a lower temperature D) all of these Related MCQs: The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called the ——–temperature The temperature of a gas in a closed container is 27° C. If the temperature of the gas is increased to 300° C, then the pressure exerted is The temperature of flue gases at air heater outlet should be The value of the coefficient of compressibility for water at ordinary pressure and the temperature in kg/cm is equal to