Home / Mechanical Engineering / Machine Design :: Section 1

Mechanical Engineering :: Machine Design

  1. In radial cams, the follower moves

  2. A.

    in a direction perpendicular to the cam axis

    B.

    in a direction parallel to the cam axis

    C.

    in any direction irrespective of cam axis

    D.

    along the cam axis

    View Answer

    Workspace

    Discuss Discuss in Forum


  3. The square threads are not so strong as V-threads but they offer less frictional resistance to motion than Whitworth threads.

  4. A.

    Correct

    B.

    Incorrect

    View Answer

    Workspace

    Discuss Discuss in Forum


  5. According to Unwin's formula, the relation between the diameter of rivet hole (d) and the thickness of plate (t) is given by (where d and t are in mm)

  6. A.

    d = t

    B.

    d = 1.6 \(\sqrt{t}\)

    C.

    d = 2 t

    D.

    d = 6\(\sqrt{t}\)

    View Answer

    Workspace

    Discuss Discuss in Forum


  7. In order to avoid tearing of the plate at an edge, the distance from the centre line of the rivet hole to the nearest edge of the plate should be equal to (where d = Diameter of rivet hole)

  8. A.

    d

    B.

    1.5 d

    C.

    d

    D.

    2.5 d

    View Answer

    Workspace

    Discuss Discuss in Forum


  9. The value of stress concentration factor depends upon

  10. A.

    material of the part

    B.

    geometry of the part

    C.

    material and geometry of the part

    D.

    none of these

    View Answer

    Workspace

    Discuss Discuss in Forum