Previous Year Very Short Questions of MM (B-TECH automobile engineering 4th)

Mechanics of machines

Previous year question paper with solutions for Mechanics of machines

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  1. Write down the condition for static equilibrium of a system.
  2. Write down Grubler’s criterion for plane mechanisms.
  3. Define ‘higher pair’ and ‘lower pair’.
  4. Explain the term kinematic link.
  5. What is the effect of slip on velocity ratio of a belt drive?
  6. Define the terms ‘effort’ and ‘power’ for a Porter governor.
  7. State the effect of centrifugal force on power transmission in belt drive.
  8. What do you mean by ‘successfully constrained motion’?
  9. What is meant by ‘Inversion of a kinematic chain’?
  10. When a rope drive is preferred over belt drive?
  11. Differentiate between constrained and partially constrained motion.
  12. What are rigid and resistant bodies? Elaborate.
  13. What do you mean by crowning of pulleys in flat belt drives? What is its use?
  14. Name the materials of the flat belts and v- belts.
  15. Define trace point and pressure angle used in case of a cam.
  16. Why is it necessary to draw displacement diagram before drawing a cam profile?
  17. Explain what do you mean by dynamical equivalent system?
  18. What are turning moment diagrams? Why are they drawn?
  19. How does a Porter governor differ from that of watt governor?
  20. What is meant by static and dynamic unbalance in machinery?
  21. Explain Error function and its properties.
  22. What are orthogonal functions?
  23. Give the generalized Cauchy's integral formula.
  24. Define Wave and Heat equation in one dimension.
  25. Give the definition of conformal transformation.
  26. Define Fourier with Euler’s Formula.
  27. What are Cauchy-Riemann equations?
  28. State Necessary and Sufficient conditions for f (z) to be Analytic.
  29. Write about Bessel’s function.
  30. Explain Laplace Transform impulse Function.