This set of Materials Science Multiple Choice Questions & Answers focuses on “Eutectoid and Peritectic Reactions”. 1. On heating, one solid phase results in another solid phase and a liquid phase during __________ reaction. a) Eutectoid b) Peritectic c) Eutectic d) Peritectoid 2. A first solid phase results in a second solid phase another third … Read more
This set of Materials Science Multiple Choice Questions & Answers (MCQs) focuses on “Eutectic Systems”. 1. What is the line that defines the solubility limit of A in B and B in A from the figure? a) Solidus line b) Liquidus line c) Solvus line d) Solidus line and Liquidus line 2. What is the … Read more
This set of Materials Science Multiple Choice Questions & Answers (MCQs) focuses on “Isomorphous Alloys”. 1. How many components are present in unary phase system? a) 1 b) 2 c) 3 d) 4 2. In a binary isomorphous system which of the following is true? a) The two metals are completely miscible in each other … Read more
This set of Materials Science Mcqs focuses on “Binary Phase Diagrams”. 1. How many components are present in binary phase system? a) 3 b) 4 c) 2 d) 1 2. The line above which the alloy is liquid is called __________ a) Solidus line b) Tie line c) Liquidus line d) Lever line 3. It … Read more
This set of Materials Science Multiple Choice Questions & Answers (MCQs) focuses on “Unary Phase Diagrams”. 1. Which of the following are examples of unary phase diagrams? a) Cu-Ni phase diagram b) Water phase diagram c) Cu-Pd phase diagram d) Mg-Db phase diagram 2. What are the external parameters that affect the phase structure? a) … Read more
This set of Materials Science Quiz focuses on “Basic Concepts of Phase Diagrams”. 1. Which of the following is/are the components of a brass alloy? a) Brass, Copper, Zinc b) Copper only c) Zinc only d) Both Copper and Zinc 2. At certain temperature the maximum concentration of solute atoms that dissolve in solvent to … Read more
This set of Materials Science Multiple Choice Questions & Answers (MCQs) focuses on “High Temperature Alloys”. 1. Which of the following is not an alloy? a) Duralumin b) Bismuth c) Magnalium d) Alnico 2. Which of the following is a high temperature alloy resistant to? a) Tensile compression b) Tensile elongation c) Creep d) Fatigue … Read more
This set of Materials Science Multiple Choice Questions & Answers (MCQs) focuses on “Creep”. 1. Which of the following is a slow rise of plastic deformation under the action of shear stresses when it is below the yield strength of the material? a) Brittle fracture b) Ductile fracture c) Creep d) Fatigue 2. Which of … Read more
This set of Materials Science Multiple Choice Questions & Answers (MCQs) focuses on “Fatigue”. 1. Which of the following is failure of material due to cyclic stress? a) Brittle fracture b) Ductile fracture c) Creep d) Fatigue 2. What can be height of an extrusion or an intrusion which is responsible for crack initiation in … Read more
This set of Materials Science Multiple Choice Questions & Answers (MCQs) focuses on “Impact Fracture Tests”. 1. What is the unit of impact strength? a) N/m b) MN/m c) MN/m2 d) N/m2 2. Which of the following properties is impact strength indicative of? a) Elasticity b) Hardness c) Stiffness d) Toughness 3. Which of the … Read more
