Q. Moisture in a solid exerting an equilibrium vapour pressure equal to that of the pure liquid at the same temperature is called the __________ moisture.

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Q. Inside the distillation columns, the

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Q. When the psychometric ratio is __________ then the adiabatic saturation temperature and wet bulb temperature becomes equal.

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Q. Desirable value of absorption factor in an absorber is

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Q. Refractory bricks are usually dried in a __________ dryer.

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Q. When the gas to be dissolved in liquid is a/an __________ then normally co-current adsorber are used.

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Q. Corresponding to Prandtl number in heat transfer, the dimensionless group in mass transfer is the __________ number.

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Q. If a two phase system is in physical equilibrium; then it means that, the

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Q. McCabe-Thiele method of binary distillation does not assume that the

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Q. (NSh/NRe.NSc) is termed in mass transfer operation as the

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Q. In a binary system, separation is very efficient, when the relative volatility is

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Q. Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for

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Q. The binary diffusivity in gases does not depend upon the

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Q. Berl saddle made of carbon cannot be used for

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Q. 1 kg of a saturated aqueous solution of a highly soluble component A at 60°C is cooled to 25°C. The solubility limits of A are (0.6 kgA/kg water) at 60°C and (0.2 kgA/kg water) at 25°C. The amount in kg of the crystals formed is

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Q. Pick out the wrong statement. Raoult's law does not apply, when the

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Q. Water-ethyl alcohal solution can be concentrated (in respect of alcohal concentration) by __________ distillation.

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Q. L/mG is the expression for

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Q. Extraction of pencillin employs a __________ extraction coloumn.

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Q. In case of gases, the binary diffusivity is proportional to (where, P = pressure)

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