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February 2019

The wet and ‘dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be ______________ °C?

Mass Transfer /
The wet and ‘dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be ______________ °C?

A. 25
B. > 25
C. < 25
D. – 25

The wet and ‘dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be ______________ °C? Read More »

Mass Transfer

Pick out the wrong statement. Raoult’s law does not apply, when the______________________?

Mass Transfer /
Pick out the wrong statement. Raoult’s law does not apply, when the______________________?

A. Size of component molecules are not equal
B. Attractive forces between like and unlike molecules in the solution are approximately equal
C. Component molecules are non-polar
D. Chemical combination or molecular association between unlike molecules takes place in the
formation of solution

Pick out the wrong statement. Raoult’s law does not apply, when the______________________? Read More »

Mass Transfer