This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Drying Rate”. 1. Rate of drying depends on which of the following statement? Statement 1: Vapor pressure of water at drying temperature. Statement 2: Vapor pressure in the external environment. a) True, False b) True, True c) False, True d) … Read more
This set of Food Processing Unit Operations Interview Questions and Answers for Experienced people focuses on “Drying – Equilibrium Moisture Content”. 1. The capillary condensation theory plays a major role in ________ equation. a) Kelvin b) Harkins-Jura c) Chung-Pfost d) Henderson 2. Henderson equation is based on ______ a) gibbs adsorption b) enthalpy c) latent … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Drying – Psychrometry”. 1. What is psychometric chart? a) It is the graphical representation of thermodynamic properties b) It is the graphical representation of chemical properties c) It is the graphical representation of drying properties d) It is the graphical … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Drying – Moisture Content Determination Methods”. 1. _____________ is the amount of moisture a material will absorb relative to ambient temperature and humidity conditions. a) Lyophilization b) Hygroscopic action c) Hydrophobic action d) Hydrophilic action 2. The measure of moisture … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Basic Drying Theory”. 1. Lyophilization is also known as ____________ a) freezedrying b) sundrying c) tunneldrying d) mechanicaldrying 2. What is a triple point of pure water? a) -0.01°C b) 0.01°C c) 0.1°C d) -0.1°C 3. Phase diagram is a … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Heat Transfer Applications – Chilling and Freezing”. 1. Who invented chillers? a) Louis Pasteur b) Charles Chamberland c) Willis Carrier d) Clarence Birdseye 2. _________ is used for cooling of products, mechanisms and factory machinery under control temperature. a) Chiller … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Heat Transfer Applications – Refrigeration”. 1. Who designed refrigerator? a) Oliver Evans b) Charles Chamberland c) Nicolas Appert d) Clarence Birdseye 2. The first ice making machine used brewing was invented by ___________ a) James Harrison b) Charles Chamberland c) … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Heat Transfer Applications – Sterilization”. 1. Where should a sterilization indicator placed in an autoclave? a) At the center b) Close to lid of the autoclave c) Sides of the autoclave d) Anywhere inside the autoclave 2. Which of the … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Heat Transfer Applications – Pasteurization ”. 1. The pasteurization process was named after ______________ a) Louis Pasteur b) Charles Chamberland c) Nicolas Appert d) Clarence Birdseye 2. Are these statements about the pasteurization true? Statement 1: Calcium absorption is changed … Read more
This set of Food Processing Unit Operations Multiple Choice Questions & Answers (MCQs) focuses on “Heat Transfer Applications – Thermal Processing”. 1. Which describes the level of microbial destruction obtained by thermal treatment? a) F0 value b) Thermal death time c) D value d) Z value 2. ________ relates the resistance of an organism to … Read more
