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Mechanical Engineering :: Machine Design

  1. The difference between the tooth space and the tooth thickness as measured on the pitch circle, is called

  2. A.

    working depth

    B.

    clearance

    C.

    face width

    D.

    face width


  3. When a load W is suddenly applied to a bar of weight W1, the stress induced in the bar will increase with the increase in weight W1.

  4. A.

    Correct

    B.

    Incorrect


  5. The endurance limit for a mirror polished material will be __________ as compared to unpolished material.

  6. A.

    same

    B.

    less

    C.

    more


  7. A sliding bearing which operates without any lubricant present, is called

  8. A.

    zero film bearing

    B.

    boundary lubricated bearing

    C.

    hydrodynamic lubricated bearing

    D.

    hydrostatic lubricated bearing


  9. The material used for brake lining should have __________ coefficient of friction.

  10. A.

    low

    B.

    high