Applied Mechanics MCQ

Below Applied Mechanics quiz are Multiple Choice Questions (MCQs) type Quiz. These Applied Mechanics MCQ Questions helps you to refresh your Applied Mechanics, you can see the correct option by clicking on it. .
  • 1. A bullet weighing 200 g is fired horizontally with a velocity of 25 m/sec from a gun carried on a carriage which together with the gun weighs 100 kg. The velocity of recoil of the gun, will be

    • 0.01 m/sec
    • 0.05 m/sec
    • 1.00 m/sec
    • 1.5 m/see
  • 2. On a ladder resisting on a smooth ground and leaning against a rough vertical wall, the force of friction acts

    • Towards the wall at its upper end
    • Away from the wall at its upper end
    • Upwards at its upper end
    • Downwards at its upper end
  • 3. A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The efficiency of the lifting machine is

    • 50%
    • 40%
    • 55%
    • 30%.
  • 4. A square hole is punched out of a circular lamina, the diagonal of the square being the radius of the circle. If r is the radius of the circle, the C.G. of the remainder from the corner of the square on the circumference will be

  • 5. One Joule is equivalent to

    • 9.81 Newton metre
    • 1 Newton metre
    • 1 kg wt metre
    • 1 dyne metre
  • 6. One Newton is equivalent to

    • 1 kg. wt
    • 9.81 kg. wt
    • 981 dyne
    • 1/9.81 kg. wt
  • 7. The tension in a cable supporting a lift

    • is more when the lift is moving downwards
    • is less when the lift is moving upwards
    • remains constant whether its moves downwards or upwards
    • is less when the lift is moving downwards.
  • 8. Work may be defined as

    • force x distance
    • force x velocity
    • force x acceleration
    • none of these.
  • 9. The force polygon representing a set of forces in equilibrium is a

    • Triangle
    • Open polygon
    • Closed polygon
    • Parallelogram
  • 10. The motion of a bicycle wheel is

    • Translatory
    • Rotary
    • Rotary and translatory
    • Curvilinear
  • 11. Effect of a force on a body depends upon its

    • Direction
    • Magnitude
    • Position
    • All the above