Mass Transfer Multiple Choice Questions Highlights- 1000+ Multiple Choice Questions & Answers (MCQs) in Mass Transfer with a detailed explanation of every question.- These MCQs cover theoretical concepts, true-false(T/F) statements, fill-in-the-blanks and match the following style statements.- These MCQs also cover numericals as well as diagram oriented MCQs.- These MCQs are organized chapterwise and each Chapter is futher organized topicwise.- Every MCQ set focuses on a specific topic of a given Chapter in Mass Transfer Subject. 1. Modes and Diffusion The section contains multiple choice questions and answers on concepts of velocity and concentration, convective mass transfer, fick’s law, schimdt number, density concepts, emissivity and various questions on melting point. Mass Transfer Questions and Answers – Concentrations, Velocities and Fluxes This set of Mass Transfer Multiple Choice Questions & Answers (MCQs) focuses on “Concentrations, Velocities And Fluxes”. 1. The ratio of a mass concentration of species A to the total mass density of the mixture is known as a) Mass density b) Concentration c) Mole fraction d) Mass fraction View Answer 2. For a binary mixture of species A and B, the mass average velocity is defined as a) 2 pa Va + pb Vb/ p b) pa Va + pb Vb/ p c) pa Va + 2 pb Vb/ p d) pa Va + pb Vb/ 2 p View Answer 3. The ratio of number of moles of species A to the total number of moles of the mixture is known as a) Mole fraction b) Mass fraction c) Partial pressure d) Mass density View Answer 4. A binary mixture of oxygen and nitrogen wit topics name