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Mechanical Engineering :: Steam Boilers and Engines

Steam Boilers and Engines - Section 1
Steam Boilers and Engines - Section 2
Steam Boilers and Engines - Section 3
Steam Boilers and Engines - Section 4
Steam Boilers and Engines - Section 5

  1. An air preheater is installed

    2. A.

    before the economiser
    B.

    before the superheater
    C.

    between the economiser and chimney
    D.

    none of these

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  2. The length of shell of a Locomotive boiler is

    3. A.

    1 m
    B.

    2 m
    C.

    3 m
    D.

    4 m

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  3. In a uniflow engine

    4. A.

    steam enters and exhausts through the same port
    B.

    steam enters at one end and exhausts at the centre
    C.

    steam enters at the centre and exhausts at the other end
    D.

    none of the above

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  4. The shell diameter of a Locomotive boiler is

    5. A.

    1 m
    B.

    1.5 m
    C.

    2 m
    D.

    2.5 m

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  5. The fire tubes in a Scotch marine boiler are

    6. A.

    horizontal
    B.

    vertical
    C.

    inclined

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