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The size of a rectangular piece of paper is1100 cm × 44 cm. A cylinder is formed by rolling the paper along its breadth. The volume of the cylinder is (Use π=22\7)
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Explanation:
In this case the beadth becomes the circumference of the base of the cylinder
⇒2πr=44
⇒r=44×7\22×2=7cm
New volume =πr^2h
=22\7×7×7×100
=15400cm^3