B.TechSemester 12024-25Fundamentals Of Mechanical EngineeringBME101

Fundamentals Of Mechanical Engineering (BME101) - AKTU Question Paper 2024-25

B.Tech · Semester 1 · Free PDF Download

This is the official AKTU Fundamentals Of Mechanical Engineering Previous Year Question Paper for B.Tech Semester 1, academic session 2024-25. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 1
Session:2024-25
University:AKTU / UPTU

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Questions Asked in 2024-25

Fundamentals Of Mechanical Engineering (BME101) — complete question paper · 70 marks · 3 Hours

Section AAttempt all questions in brief. 2 x 07 = 14
  • a
    A beam is subjected to a maximum stress of 80 MPa, while the y ield stress is 400 MPa. Calculate the factor of safety
  • b
    What are the key components of an HEV drivetrain?
  • c
    A refrigerator extracts 10,000 kJ of heat per hour. Calculate its Ton of Refrigeration
  • d
    How does fluid pressure vary with depth?
  • e
    What is the difference between gauge pressure and absolute pressure?
  • f
    What is a proving ring, and how i s it used to measure force?
  • g
    Define the term actuation system in mechatronics
Section BAttempt any three of the following: 7 x 3 = 21
  • a
    Compare the stress-strain dia grams of ductile and brittle materials. What are the key differences?
  • b
    Explain how power devices (such as inverters and converters) are used in electric vehicles
  • c
    Describe the psychrometric pr operties of air such as DBT, WBT, DPT, and humidity
  • d
    Compare Pelton Wheel and Francis turbines based on efficienc y and applications
  • e
    Explain pneumatic sequenci ng with a practical example
Section CAttempt any one part of the following: 07 x 1 = 07
  • a
    Draw the free body diagram of a cantilever beam of length 4 m carrying
  • a
    UDL of 15 kN/m and a point load of 20 kN at the free end. Cal culate the support reactions
  • b
    Derive the relation between elastic constants: E, G, K, and ν (Poisson’s ratio)
  • a
    Describe the charging system in EVs and compare fast and slo w charging methods
  • b
    Explain the construction and working principle of a four-str oke CI engine with a neat diagram
  • a
    Discuss the factors affecti ng air-conditioning performance and how they can be optimized
  • b
    Compare heat pump and refriger ator in terms of working princ iple and applications
  • a
    Explain how velocity and pressure vary in a fluid system usi ng Bernoulli’s principle
  • b
    Discuss the factors affecti ng the performance of pumps and turbines
  • a
    Describe the ratchet mechanism with a labeled diagram and applications
  • b
    Explain the working principle of a cam mechanism with a neat diagram

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

Repeated Questions — BME101

Questions that appeared in more than one session, found by comparing 4 years of Fundamentals Of Mechanical Engineering papers (2022-23, 2023-24, 2024-25, 2025-26)

2x

What is the difference between gauge pressure and absolute pressure?

Appeared in: 2024-25 · 2025-26

2x

Explain the construction and working principle of a four-str oke CI engine with a neat diagram

Appeared in: 2024-25 · 2025-26