A. Dry bulb
B. Wet bulb
C. Dew point
D. None of these
Related Mcqs:
- Steady state temperature reached by a small amount of liquid evaporating into a large amount of unsaturated vapour-gas mixture is called the ________________ temperature?
A. Dry-bulb
B. Wet-bulb
C. Dew point
D. Adiabatic saturation - The dew point of an unsaturated gas-vapor mixture does not depend upon the _________________ of the mixture?
A. Composition
B. Temperature
C. Total pressure
D. All A, B. and C. - The dew point of an unsaturated gas-vapor mixture does not depend upon the ____________________ of the mixture?
A. Composition
B. Temperature
C. Total pressure
D. All A., B. and C. - If the solubilities of different components (in a liquid-liquid extraction system) increase with rise in temperature, then the temperature above which they dissolve completely is known as the critical solution temperature (CST or consolute temperature). If solubilities increase with decrease in temperature, then CST is the temperature below which they dissolve completely. If a binary system has no critical solution temperature, it implies that___________________?
A. The system comprises of partially miscible liquids
B. The system comprises of miscible liquids
C. The system comprises of an azeotrope
D. On heating, a vapor phase will appear; while on cooling, a solid phase will appear - In case of an unsaturated mixture of gas and vapor, the percentage saturation is __________________ its relative saturation?
A. Lower than
B. Higher than
C. Equal to
D. Either A. or B., depends on the mixture composition - The relative saturation of an unsaturated mixture of gas and vapor is independent of the___________________?
A. Nature of the vapor
B. Temperature of the mixture
C. Composition of the mixture
D. None of these - _____________ is the temperature at which a gas-vapor mixture becomes saturated, when cooled at constant total pressure out of contact with a liquid ?
A. Dew point
B. Bubble point
C. Dry bulb temperature
D. Wet bulb temperature - With increase in absolute humidity, the dew point of an unsaturated mixture of air and water vapor (at constant pressure and temperature) ?
A. Increases
B. Remains unchanged
C. Decreases
D. Decreases linearly - The difference of wet bulb temperature and adiabatic saturation temperature of unsaturated mixture of any system is___________________?
A. +ve
B. -ve
C. Zero
D. None of these - 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
