Water is supplied for general use to a city from a river through a cylindrical pipe. The radius of the cross section of the pipe is 20cm.The speed of the water through pipe is 18km per hour. Find the quantity of water in litres which is supplied to the city in two hours. (take = 3.14)
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Volume of a cyilinder = πr^2h
radius = 20 cm
height = 18 km or 1,800,000 cm
volume = 3.14×20×1,800,000
= 113,040,000 cm cube
= 113.04 metre cube
radius = 20 cm
height = 18 km or 1,800,000 cm
volume = 3.14×20×1,800,000
= 113,040,000 cm cube
= 113.04 metre cube
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