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MCQs: Air at a temperature of 20°C and 750 mm Hg pressure has a relative humidity of 80%. What is its percentage humidity? Vapour pressure of water at 20°C is 17.5 mm Hg?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: The density of a gas ‘X’ is twice that of another gas ‘Y’. If the molecular weight of gas ‘Y’ is ‘M’; then the molecular weight of the gas ‘X’ will be________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Atmospheric pressure corresponds to a hydrostatic head of_________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: On mixing 56 gm of CaO with 63 gm of HNO3, the amount of Ca(NO3)2 formed is ______________ gm?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: At a temperature of 0°K, the molecules of a gas have only _______________ energy?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Na2SO4. 10H2O crystals are formed by cooling 100 Kg of 30% by weight aqueous solution of Na2SO4. The final concentration of the solute in the solution is 10%. The weight of crystals is________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: The molecules of a liquid which is in equilibrium with its vapor at its boiling point on an average have equal _____________ in the two phases?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: A butane isomerisation process produces 70 k.mole/hr of pure iso-butane. A purge stream removed continuously, contains 85% n-butane and 15% impurity (mole%). The feed stream is n-butane containing 1% impurity (mole%). The flow rate of the purge stream will be_________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Which of the following is an undesirable characteristic of a refrigerant ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Sound waves propagation in air exemplifies an ______________ process?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Work done may be calculated by the expression ∫ p dA for _____________ processes ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: 1m3 of an ideal gas at 500 K and 1000 kPa expands reversibly to 5 times its initial volume in an insulated container. If the specific heat capacity (at constant pressure) of the gas is 21 J/mole . K, the final temperature will be ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: In the reaction; N2 + O2 ⇌ 2NO, increasing the pressure will result in_________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: At a given temperature, the volume of a gas dissolved in a solvent _______________ with increase in pressure?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: ____________ does not change during phase transformation processes like sublimation, melting & vaporisation?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: At constant temperature and pressure, for one mole of a pure substance, the ratio of the free energy to the chemical potential is____________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Lenz’s law results from the law of conservation of___________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Which of the following units is not present in both the vapor compression refrigeration system and absorption refrigeration system ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: One ton of refrigeration capacity is equivalent to the heat removal rate of____________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Entropy, which is a measure of the disorder of a system, is__________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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