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  • Question

  • If the linear velocity of a point on the rim of a wheel of 10 m diameter, is 50 m/sec, its angular velocity will be


  • Options
  • A. 20 rad/sec
  • B. 15 rad/sec
  • C. 10 rad/sec
  • D. 5 rad/sec.

  • Correct Answer
  • 5 rad/sec. 

    • Applied Mechanics problems

    Search Results

    • 1. The velocity of a body fallen from height h, on reaching the ground is given by

    • Options
    • A. v = 2gh
    • B. v = 2gh2
    • C. v = 2gh
    • D. v = 1/2gh
    • E. h2/2g
      • Discuss
    • 2. The c.g. of the shaded area of the below figure from the x-axis is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 3. The ratio of the moment of inertia of a rectangle about its centroidal axis to the moment of inertia about its base, is

    • Options
    • A. 1/4
    • B. 1/2
    • C. 3/4
    • D. 2.
      • Discuss
    • 4. Three forces which act on a rigid body to keep it in equilibrium. The forces must be coplanar and

    • Options
    • A. concurrent
    • B. parallel
    • C. concurrent parallel
    • D. none of these.
      • Discuss
    • 5. A stone of mass 1 kg is tied to a string of length 1 m and whirled in a horizontal circle at a constant angular speed 5 rad/sec. The tension in the string is,

    • Options
    • A. 5 N
    • B. 10 N
    • C. 15 N
    • D. 25 N
    • E. None of these.
      • Discuss
    • 6. If v and ? are linear and angular velocities, the centripetal acceleration of a moving body along the circular path of radius r, will be

    • Options
    • A.
    • B.
    • C.
    • D.
    • E. r?.
      • Discuss
    • 7. If two forces of 3 kg and 4 kg act at right angles to each other, their resultant force will be equal to

    • Options
    • A. 7 kg
    • B. 1 kg
    • C. 5 kg
    • D. 1/7 kg
    • E. none of these.
      • Discuss
    • 8. The reaction RB of the roller support B of the beam shown in below figure is

    • Options
    • A. 10.8 t
    • B. 10.6 t
    • C. 10.4 t
    • D. 10.2 t.
      • Discuss
    • 9. The maximum frictional force which comes into play, when a body just begins to slide over the surface of a an other body, is known

    • Options
    • A. sliding friction
    • B. rolling friction
    • C. limiting friction
    • D. none of these.
      • Discuss
    • 10. The instantaneous centre of a member lies at the point of intersection of two lines drawn at the ends of the member such that the lines are inclined to the direction of motion of the ends at

    • Options
    • A. 30°
    • B. 45°
    • C. 60°
    • D. 90°
      • Discuss

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