Home / Mechanical Engineering / Machine Design :: Section 8

Mechanical Engineering :: Machine Design

  1. When the pulley or other mating piece is required to slide along the shaft, a __________ sunk key is used.

  2. A.

    rectangular

    B.

    square

    C.

    parallel


  3. In a flange coupling, the bolts are subjected to

  4. A.

    tensile stress

    B.

    compressive stress

    C.

    shear stress

    D.

    none of these


  5. The radial distance from the top of a tooth to the bottom of a tooth is called clearance

  6. A.

    True

    B.

    False


  7. A key made from a cylindrical disc having segmental cross-section, is known as

  8. A.

    feather key

    B.

    gib-head key

    C.

    wood ruff key

    D.

    flat saddle key


  9. The helix angle for double helical gears may be made up to

  10. A.

    45°

    B.

    60°

    C.

    75°

    D.

    90°