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  • Question

  • The horizontal range of a projectile (R) is given by


  • Options
  • A. The horizontal range of a projectile (R) is given by
  • B. The horizontal range of a projectile (R) is given by
  • C. The horizontal range of a projectile (R) is given by
  • D. The horizontal range of a projectile (R) is given by

  • Correct Answer
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    • Engineering Mechanics problems

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    • 1. When a person, on a bicycle, drives round a curve, he has to lean __________ to maintain equilibrium.

    • Options
    • A. inward
    • B. outward
      • Discuss
    • 2. Moment of inertia of a rectangular section having width (b) and depth (d) about an axis passing through its C.G. and parallel to the width (b), is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 3. The forces which do not meet at one point and their lines of action do not lie on the same plane are known as

    • Options
    • A. coplaner concurrent forces
    • B. coplaner non-concurrent forces
    • C. non-coplaner concurrent forces
    • D. none of these
      • Discuss
    • 4. A machine which is not capable of doing any work in the reversed direction, after the effort is removed, is called a reversible machine.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. The maximum velocity of a particle moving with simple harmonic motion is

    • Options
    • A. ?
    • B. ?r
    • C. ?2r
    • D. ?/r
      • Discuss
    • 6. Which of the following statement is correct?

    • Options
    • A. The periodic time of a particle moving with simple harmonic motion is the time taken by a particle for one complete oscillation,
    • B. The periodic time of a particle moving with simple harmonic motion is directly proportional to its angular velocity.
    • C. The velocity of the particle moving with simple harmonic motion is zero at the mean position.
    • D. The acceleration of the particle moving with simple harmonic motion is maximum at the mean position.
      • Discuss
    • 7. The centre of percussion is below the centre of gravity of the body and is at a distance equal to

    • Options
    • A. h/kG
    • B. h2/kG
    • C. kG2/h
    • D. h x kG
      • Discuss
    • 8. The centre of gravity of a quadrant of a circle lies along its central radius (r) at a distance of

    • Options
    • A. 0.5r
    • B. 0.6r
    • C. 0.7r
    • D. 0.8r
      • Discuss
    • 9. If a number of coplaner forces acting at a point be in equilibrium, the sum of clockwise moments must be __________ the sum of anticlockwise moments, about any point.

    • Options
    • A. equal to
    • B. less than
    • C. greater than
      • Discuss
    • 10. The velocity of a body on reaching the ground from a height h, is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss

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