This set of Heat Transfer Operations Multiple Choice Questions & Answers (MCQs) focuses on “Condensers Overview”. 1. Which one of the following best describes the function of a condenser? a) Solid feed to a liquid phase product b) Vapour feed to a liquid phase product c) Liquid feed to a solid phase product d) Liquid … Read more
This set of Heat Transfer Operations Multiple Choice Questions & Answers (MCQs) focuses on “Dryers – Microwave Drying”. 1. Which one of the following dryers match this description – ‘The solid to be dried are fed on to endless, perforated, conveyor belt through which hot air is forced’? a) Drum drying b) Microwave Drying c) … Read more
This set of Heat Transfer Operations Multiple Choice Questions & Answers (MCQs) focuses on “Continuous Flow Dryers”. 1. Which one of the following is not a continuous feed dryer? a) Agitated b) Rotary c) Drum d) Flash 2. The moist feed is fed in at the _________ end of a rotary dryer and the material … Read more
This set of Heat Transfer Operations Multiple Choice Questions & Answers (MCQs) focuses on “Common Dryers”. 1. Moisture content of a substance which exerts as equilibrium vapour pressure less than of the pure liquid at the same temperature is referred to as _________ a) Bound moisture b) Unbound moisture c) Moisture d) Total Moisture 2. … Read more
This set of Heat Transfer Operations Multiple Choice Questions & Answers (MCQs) focuses on “Dryers – Temperature Profile and Drying Curves”. 1. Which one of the following correctly represents the drying curve? a) b) c) d) 2. That point when the humidity decreases linearly with the drying conditions is known as __________ a) Constant drying … Read more
This set of Heat Transfer Operations Quiz focuses on “Dryers – Moisture Isotherms”. 1. The lower the relative humidity _________ is the moisture bound to the host material. a) Weaker b) Stronger c) More quantity d) Less volume 2. The free energy ΔG required to release unit molal quantity of this moisture is given by … Read more
This set of Heat Transfer Operations Multiple Choice Questions & Answers (MCQs) focuses on “Dryers – Kelvin Equation”. 1. A closed vacuum or high-pressure vessel cannot be applied for which one of the following drying operation? a) Steam drying b) Flash drying c) Furnace drying d) Drum dryers 2. What happens in airless drying? a) … Read more
This set of Heat Transfer Operations Multiple Choice Questions & Answers (MCQs) focuses on “Dryers – Properties”. 1. Dryers can generate internal heating in the feed by ______________ a) Dielectric or inductive heating b) Convection c) Conduction d) Combined three means of heating 2. Dehydration and drying are more or less synonyms and have the … Read more
This set of Heat Transfer Operations Multiple Choice Questions & Answers (MCQs) focuses on “Dryers – General Overview”. 1. A dryer is an equipment used to remove ___________ a) Salt b) Moisture c) Fluids d) Entrapped gases 2. There are three principal factors that define the nature of a dryer, which one of the following … Read more
This set of Heat Transfer Operations Multiple Choice Questions & Answers (MCQs) focuses on “Boilers – Kettle Reboiler”. 1. Which one of the following uses a similar type shell and tube heat exchanger with an oversized shell? a) Flash reboiler b) Kettle reboiler c) Vertical Thermosyphon d) Horizontal Thermosyphon 2. Kettle reboiler is also called … Read more
