Home / Mechanical Engineering / Engineering Mechanics :: Section 4

Mechanical Engineering :: Engineering Mechanics

  1. The velocity ratio for the second system of pulleys is n.

  2. A.

    True

    B.

    False

    View Answer

    Workspace

    Discuss Discuss in Forum


  3. The law of motion involved in the recoil of gun is

  4. A.

    Newton's first law of motion

    B.

    Newton's second law of motion

    C.

    Newton's third law of motion

    D.

    none of these

    View Answer

    Workspace

    Discuss Discuss in Forum


  5. When a particle moves along a circular path, its acceleration has two components, one is normal component and the other is tangential component of acceleration.

  6. A.

    True

    B.

    False

    View Answer

    Workspace

    Discuss Discuss in Forum


  7. A machine which is not capable of doing any work in the reversed direction, after the effort is removed, is called a reversible machine.

  8. A.

    True

    B.

    False

    View Answer

    Workspace

    Discuss Discuss in Forum


  9. The range of projectile will be maximum for a given velocity of projectile, when the angle of projection (α) is

  10. A.

    β/2

    B.

    30° + β/2

    C.

    45° + β/2

    D.

    60° + β/2

    View Answer

    Workspace

    Discuss Discuss in Forum