Category Archives: Powder Metallurgy MCQ

This set of Powder Metallurgy online quiz focuses on “Particle Characterisation, Particle Shape and Specific Area”. 1. Which of the following concepts are used to differentiate and describe particle shapes? a) Dimensionality of particle b) Dimensionality and Surface contour c) Surface contour of particle d) Dimensionality and atomic mass 2. Particle shape can be defined … Read more

This set of Powder Metallurgy Multiple Choice Questions & Answers (MCQs) focuses on “Particle Size Measurement Techniques”. 1. Stoke’s law can be represented by which of the following equation? a) V=(ρp – ρf)d3g/18η b) V=(ρp – ρf)d2g/18η c) V=(ρf – ρp)d2g/18η d) V=(ρp – ρf)d2/18ηg 2. Reynold number can be expressed as R=Vdρf/η. a) True … Read more

This set of Powder Metallurgy online test focuses on “Physico-Chemical Methods of Powder Production”. 1. Which process is used for the production of pure reactive metal powder, particularly niobium? a) Intergranular Corrosion process b) Oxidation and Decarburization method c) Gaseous Reduction process d) Reduction method 2. Mannesmann process employed for the production of Fe powders … Read more

This set of Powder Metallurgy Multiple Choice Questions & Answers (MCQs) focuses on “Powder Manufacture – Electrochemical Method”. 1. In electrodeposition, the final product may be obtained in ____ different forms. a) 4 b) 3 c) 2 d) 5 2. Ta powder is produced commercially by electrolysis of ______ dissolved in a bath of K2TaF7, … Read more

This set of Powder Metallurgy Multiple Choice Questions & Answers (MCQs) focuses on “Powder Manufacture – Alloy Powders”. 1. Which of the following metal powder is used as a moderator in the atomic energy field? a) Uranium carbide b) Beryllium c) Zirconium and its alloys d) Thorium 2. Beryllium is used as a fuel canning … Read more

This set of Powder Metallurgy Multiple Choice Questions & Answers (MCQs) focuses on “Tool Materials – Applications of Cemented Carbides”. 1. ______ is the most important application of cemented carbides. a) Dies b) Cutting Tools c) Drilling Tools d) Deep drawing Tools 2. Which of the following is not a characteristic of cemented carbide cutting … Read more

This set of Powder Metallurgy Multiple Choice Questions & Answers (MCQs) focuses on “Tool Materials – Properties and Testing of Cemented Carbides ”. 1. ______ of cemented carbide is the measure of the completeness of sintering operation. a) Density b) Volume c) Strength d) Ductility 2. Cemented carbide grades can be classified into _____ groups, … Read more

This set of Powder Metallurgy Questions and Answers for Aptitude test focuses on “Tool Materials – Cemented Carbides and its Production – 2”. 1. ______ carbide alloys possess better resistance to diffusion wear under seizure conditions. a) Medium-grained b) Ultra-fine grained c) Coarse-grained d) Fine-grained 2. Which of the following is not a characteristic of … Read more

This set of Powder Metallurgy Multiple Choice Questions & Answers (MCQs) focuses on “Tool Materials – Cemented Carbides and its Production – 1” 1. ______ enables us to shape a larger metallic object by removing a part or thin layer of the metal from its surface to the required shape. a) Electrical contact materials b) … Read more

This set of Powder Metallurgy Multiple Choice Questions & Answers (MCQs) focuses on “Classes of Reactions and Physicochemical Mechanism ”. 1. ______ different types of reactions are possible in SHS. a) 6 b) 7 c) 8 d) 5 2. Which of the following equation represents ‘Synthesis from elements’ type of SHS reaction? a) Ti + … Read more