Mechanical Engineering MCQ

1. Which metalworking process involves cutting sheet metal into desired shapes using a punch and die set? a) Forgingb) Blankingc) Castingd) Extrusion Answer: b) Blanking … Read more

1. What is the primary purpose of varying speed in gear boxes?a) To maximize fuel efficiencyb) To accommodate different torque requirementsc) To maintain constant power … Read more

1. Which of the following is NOT a basic feature of machine tools? a) Construction and operationb) Types of machine toolsc) Color and aestheticsd) Machine … Read more

1. Which of the following is NOT a common application of nano tribology?a) Automobile enginesb) Machine toolsc) Computer hard drivesd) Agricultural machinery Answer: d) Agricultural … Read more

1. Which organization is responsible for setting technical regulations for lubricants globally? a) SAEb) BISc) ASTMd) IP Answer: c) ASTMExplanation: ASTM International (formerly known as … Read more

1. Which of the following is NOT a type of wear mechanism? a) Adhesive wearb) Corrosive wearc) Abrasive weard) Impact wear Answer: b) Corrosive wear … Read more

1. What are the primary factors influencing the friction between two surfaces? a) Velocity and temperatureb) Surface area and material densityc) Roughness and adhesiond) Weight … Read more

1. What is the primary focus of tribology? a) Study of electromagnetic forcesb) Study of fluid dynamicsc) Study of friction, wear, and lubricationd) Study of … Read more

1. Which emission standard was the first to be implemented in India? a) Bharat Ib) Bharat IIc) Bharat IIId) Bharat IV Answer: a) Bharat I … Read more

1. What is the primary component used in the construction of lead acid batteries?a) Zincb) Leadc) Aluminumd) Copper Answer: b) LeadExplanation: Lead is the primary … Read more