A rectangular tin sheet is 22 m long and 8 m broad. It is rolled along its length to form a cylinder by making the opposite edges just to touch each other. The volume of the cylinder (in m3) is
A
385
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B
204
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C
280 π
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D
308
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Solution
The correct option is B 308
Since cylinder is rolled along the length of the sheet
∴Area of sheet = curved surface area of cylinder
⟹l×b=2πrb[∵ Height of the cylinder = breadth of the rectangular sheet ]