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    Question

    A cylinder roller made of iron is 2m long. Its internal

    radius is 35cm and thickness of iron sheet wed in making is 5 cm. Mass of a roller in kg if 1 cm3 of iron has 10gm mass
    A 700π Correct Answer Incorrect Answer
    B 750π Correct Answer Incorrect Answer
    C 725π Correct Answer Incorrect Answer
    D 730π Correct Answer Incorrect Answer

    Solution

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