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Fundamentals of Mechanical Engineering (BME101) important questions and topics for AKTU

These are ranked by how often AKTU repeats them across 9 papers. Repeated questions and "very likely" topics are the safest marks in the exam.

Most repeated Fundamentals of Mechanical Engineering questions

  • Compare the stress-strain diagrams of ductile and brittle materials. What are the key differences? (7 marks, 2025, Stress and Strain Fundamentals) – also asked in 2021, 2022, 2023, 2024, 2025, 2026
  • Draw the stress-strain diagram of the following: (i) Ductile materials (ii) Brittle Materials (7 marks, 2025, Stress and Strain Fundamentals) – also asked in 2021, 2022, 2023, 2024, 2026
  • Explain the construction and working principle of a four-stroke CI engine with a neat diagram. (7 marks, 2025, Two Stroke and Four Stroke Engines) – also asked in 2021, 2022, 2023, 2024, 2026
  • Discuss in detail the construction and working of refrigerator with the help of diagrams. (7 marks, 2024, Domestic Refrigerator and Heat Pump) – also asked in 2021, 2022, 2023, 2025, 2026
  • What is the shape of cross-section obtained after yielding in cases of brittle material? Explain in brief. (7 marks, 2024, Stress and Strain Fundamentals) – also asked in 2021, 2022, 2023, 2025, 2026

High-probability Fundamentals of Mechanical Engineering topics

  • Fluid Properties (Unit 4: Introduction to Fluid Mechanics and Applications) – asked 29 times in 2021, 2022, 2023, 2024, 2025, 2026
  • Stress and Strain Fundamentals (Unit 1: Introduction to Mechanics) – asked 24 times in 2021, 2022, 2023, 2024, 2025, 2026
  • Two Stroke and Four Stroke Engines (Unit 2: Introduction to IC Engines and Electric Vehicles) – asked 20 times in 2021, 2022, 2023, 2024, 2025, 2026