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Mechanical Engineering :: Machine Design

  1. The yield point in static loading is __________ as compared to fatigue loading.

  2. A.

    higher

    B.

    lower

    C.

    same

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  3. For a shaft diameter of 200 mm, the number of bolts in a marine flange coupling should be

  4. A.

    4

    B.

    6

    C.

    8

    D.

    10

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  5. The stress in the threaded part of the bolt will be __________ as compared to the shank.

  6. A.

    same

    B.

    higher

    C.

    lower

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  7. A shaft is a rotating machine element.

  8. A.

    Correct

    B.

    Incorrect

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  9. The dedendum circle diameter is equal to (where φ = Pressure angle)

  10. A.

    pitch circle diameter x cos φ

    B.

    addendum circle diameter x cos φ

    C.

    clearance circle diameter x cos φ

    D.

    pitch circle diameter x sin φ

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