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  • Question
  • One watt is equal to


  • Options
  • A. 0.1 joule/s
  • B. 1 joule/s
  • C. 10 joules/s
  • D. 100 joules/s

  • Correct Answer
  • 1 joule/s 


  • Engineering Mechanics problems


    Search Results


    • 1. Mass moment of inertia of a uni form thin rod of mass M and length (l) about its mid-point and perpendicular to its length is

    • Options
    • A.
    • B.
    • C.
    • D.
    • Discuss
    • 2. The path of the projectile is a parabola.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. When a particle moves along a circular path with uniform velocity, there will be no tangential acceleration.

    • Options
    • A. Correct
    • B. Incorrect
    • Discuss
    • 4. 
      The above figure shows the two equal forces at right angles acting at a point. The value of force R acting along their bisector and in opposite direction is

    • Options
    • A. P/2
    • B. 2P
    • C.
    • D.
    • Discuss
    • 5. The distance, between the point of projection and the point where the projectile strikes the ground, is known as range.

    • Options
    • A. Correct
    • B. Incorrect
    • Discuss
    • 6. The bodies which rebound after impact are called

    • Options
    • A. inelastic bodies
    • B. elastic bodies
    • C. neither elastic nor inelastic bodies
    • D. none of these
    • Discuss
    • 7. A smooth cylinder lying on its convex surface remains in __________ equilibrium.

    • Options
    • A. stable
    • B. unstable
    • C. neutral
    • Discuss
    • 8. A body of weight W is required to move up on rough inclined plane whose angle of inclination with the horizontal is ?. The effort applied parallel to the plane is given by(where ? = tan? = Coefficient of friction between the plane and the body.)

    • Options
    • A. P = W tan?
    • B. P = W tan(? + ?)
    • C. P = W (sin? + ?cos?)
    • D. P = W (cos? + ?sin?)
    • Discuss
    • 9. A redundant frame is also called __________ frame.

    • Options
    • A. perfect
    • B. imperfect
    • C. deficient
    • Discuss
    • 10. If two blocks of equal mass are attached to the two ends of a light string and one of the blocks is placed over a smooth horizontal plane while the other is hung freely after passing over a smooth pulley, then the two blocks will have some motion.

    • Options
    • A. Agree
    • B. Disagree
    • Discuss


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