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Engineering Mechanics problems

  • 1. Concurrent forces are those forces whose lines of action

  • Options
  • A. lie on the same line
  • B. meet at one point
  • C. meet on the same plane
  • D. none of these
    • Discuss
  • 2. The velocity ratio of a differential pulley block with D and d as the diameters of larger and smaller pulley, is

  • Options
  • A.
  • B.
  • C.
  • D.
    • Discuss
  • 3. Which of the following are vector quantities?

  • Options
  • A. Linear displacement
  • B. Linear velocity
  • C. Linear acceleration
  • D. all of these
    • Discuss
  • 4. The maximum acceleration of a particle moving with simple harmonic motion is

  • Options
  • A. ?
  • B. ?r
  • C. ?2r
  • D. ?/r
    • Discuss
  • 5. In ideal machines, mechanical advantage is __________ velocity ratio.

  • Options
  • A. equal to
  • B. less than
  • C. greater than
    • Discuss
  • 6. The centre of gravity of a semi-circle lies at a distance of __________ from its base measured along the vertical radius.

  • Options
  • A. 3r/ 8
  • B. 4r/ 3?
  • C. 8r/3
  • D. 3r/4?
    • Discuss
  • 7. In a framed structure, as shown in the below figure, the force in the member AC is numerically equal to the force in member BC.
    Mechanical Engineering Engineering Mechanics: In a framed structure, as shown in the below figure, the force in the member AC is numericall

  • Options
  • A. Correct
  • B. Incorrect
    • Discuss
  • 8. The centre of gravity of an is osceles triangle with base (p) and sides (q) from its base is

  • Options
  • A.
  • B.
  • C.
  • D.
    • Discuss
  • 9. Two bodies of masses m1,and m2 are hung from the ends of a rope, passing oyer a frictionless pulley as shown in the figure below. The acceleration of the string will be
    Mechanical Engineering Engineering Mechanics: Two bodies of masses m1,and m2 are hung from the ends of a rope,

  • Options
  • A.
  • B.
  • C.
  • D.
    • Discuss
  • 10. Tension in the cable supporting a lift is more when the lift is moving __________ with an acceleration.

  • Options
  • A. upwards
  • B. downwards
    • Discuss

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