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Solution - Surface Area of a Combination of Solids

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Question

Water flows at the rate of 15 m per minute through a cylindrical pipe, having the diameter 20 mm. How much time will it take to fill a conical vessel of base diameter 40 cm and depth 45 cm?

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Solution for concept: Surface Area of a Combination of Solids. For the course 9th - 10th SSC (English Medium)
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