water is flowing at the rate of 15km/hr through the pipe of diameter 14cm into a cuboidal pond which is 50 m long and 44m wide .in what time will the level of the water in the pond will rise by 22cm
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cylindrical pipe cuboidal pond
H= 15000 * t l=50 m
d = 14 cm b= 44 m
r = 7 cm = 7/100 m h= 22 cm = 22/100 m
volume of water in pipe = volume of pond
πr²h = lbh
22/7 * 7/100* 7/100 * 15000t = 50* 44 * 22/100
7* 150 t = 50* 44
7* 3t = 44
t = 44/ 21 hours
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