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Mechanical Engineering :: Machine Design

Machine Design - Section 1
Machine Design - Section 2
Machine Design - Section 3
Machine Design - Section 4
Machine Design - Section 5
Machine Design - Section 6
Machine Design - Section 7
Machine Design - Section 8

  1. A circular shaft can transmit a torque of 5 kN-m. If the torque is reduced to 4 kN-m, then the maximum value of bending moment that can be applied to the shaft is

    2. A.

    1 kN-m
    B.

    2 kN-m
    C.

    3 kN-m
    D.

    4 kN-m

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  2. The design of pin of a rocker arm of an I.C. engine is based on

    3. A.

    bearing failure
    B.

    shearing failure
    C.

    bending failure
    D.

    all of these

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  3. For a shaft diameter of 100 mm, the number of bolts in a flange coupling should be

    4. A.

    4
    B.

    6
    C.

    8
    D.

    10

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  4. A wood-ruff key is

    5. A.

    a tapered key with head at one end
    B.

    fitted in pairs at right angles
    C.

    capable of tilting in a recess milled out in the shaft
    D.

    all of the above

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  5. In a V-belt drive, the belt makes contact at the bottom of the groove of the pulley.

    6. A.

    Agree
    B.

    Disagree

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