This set of Machine Design Multiple Choice Questions & Answers (MCQs) focuses on “Cotter Joints”. 1. Cotter joint is used when the members are subjected to which type of stresses? a) Axial tensile b) Axial compressive c) Axial tensile or compressive d) None of the mentioned 2. The principle of wedge action is used in … Read more
This set of Machine Design Multiple Choice Questions & Answers (MCQs) focuses on “Modes of Failure & Different kind of Stresses”. 1. A mechanical component may fail as a result of which of the following a) elastic deflection b) general yielding c) fracture d) each of the mentioned 2. Type of load affects factor of … Read more
This set of Machine Design Interview Questions & Answers focuses on “Fits & Hot and Cold Working of Metals”. 1. Which of the following is not a classification of fit? a) Clearance b) Transition c) Interference d) Enjoining 2. Which of the following always provides a positive clearance between the hole and the shaft over … Read more
This set of Machine Design Multiple Choice Questions & Answers (MCQs) focuses on “Design Considerations”. 1. Stressed parts are always kept in tension. a) True b) False 2. Shot blasting process improves the endurance limit of the component. a) True b) False 3. Which process allows controlling grain structure of the product? a) Casting b) … Read more
This set of Machine Design Multiple Choice Questions & Answers (MCQs) focuses on “Ceramics & Plastics”. 1. Ceramics consist of a) ionic & covalent bonding b) covalent bonding c) hydrogen bonding d) none of the mentioned 2. All ceramics contain clay. a) True b) False 3. The densities of ceramics are low. a) True b) … Read more
This set of Machine Design Multiple Choice Questions & Answers (MCQs) focuses on “Copper Alloys & Die Casting Alloys”. 1. Which of the following are true for copper alloys a) Posses excellent thermal and electrical conductivity b) Can be easily cast and machined c) Has good corrosion resistance d) All of the mentioned 2. Which … Read more
This set of Machine Design Multiple Choice Questions & Answers (MCQs) focuses on “Cast Steel & Aluminium Alloys”. 1. Cast steel components do not exhibit the effect of directionality on mechanical properties. a) True b) False 2. During solidification, cast steel shrinks to quite a great extent a) True b) False 3. Relative density of … Read more
This set of Machine Design Multiple Choice Questions & Answers (MCQs) focuses on “Heat Treatment and Case Hardening of Steels”. 1. Which of the following property is affected by heat treatment? a) Hardness b) Strength c) Ductility d) All of the mentioned 2. Annealing involves heating the component to a temperature a) Slightly above the … Read more
This set of Machine Design Multiple Choice Questions & Answers (MCQs) focuses on “Plain Carbon Steels”. 1. Ductile cast iron is a) Also called nodular cast iron b) Also called spheroidal graphite cast iron c) Carbon is present in form of spherical nodules d) All of the mentioned 2. Grey Cast iron is formed when … Read more
This set of Machine Design Multiple Choice Questions & Answers (MCQs) focuses on “Stress Strain Diagrams & Mechanical Properties of Engineering Materials”. 1. Which of the following parameters can be obtained by tension test of a standard specimen? a) Proportional Limit b) Yield Strength c) Percentage Reduction in area d) All of the mentioned 2. … Read more
