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  • Question

  • 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


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  • A. Mass moment of inertia of a uni form thin rod of mass M and length (l) about its mid-point and perpe
  • B. Mass moment of inertia of a uni form thin rod of mass M and length (l) about its mid-point and perpe
  • C. Mass moment of inertia of a uni form thin rod of mass M and length (l) about its mid-point and perpe
  • D. Mass moment of inertia of a uni form thin rod of mass M and length (l) about its mid-point and perpe

  • Correct Answer
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    • Engineering Mechanics problems

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    • 1. The path of the projectile is a parabola.

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

    • Options
    • A. Correct
    • B. Incorrect
      • Discuss
    • 3. 
      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
    • 4. 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
    • 5. If a number of forces are acting at a point, theirresultant will be inclined at an angle ? with the horizontal, such that

    • Options
    • A. tan ? = ?H/?V
    • B. tan ? = ?V/?H
    • C. tan ? = ?Vx?H
    • D.
      • Discuss
    • 6. One watt is equal to

    • Options
    • A. 0.1 joule/s
    • B. 1 joule/s
    • C. 10 joules/s
    • D. 100 joules/s
      • Discuss
    • 7. 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
    • 8. A smooth cylinder lying on its convex surface remains in __________ equilibrium.

    • Options
    • A. stable
    • B. unstable
    • C. neutral
      • Discuss
    • 9. 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
    • 10. A redundant frame is also called __________ frame.

    • Options
    • A. perfect
    • B. imperfect
    • C. deficient
      • Discuss

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