From a tap of inner radius 0.75 CM, water flows @ 7 metre per second. Find the volume in litres of water delivered by the pipe in one hour
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Inner radius of tap = 0.75 cm
Length of water flowing in 1s = 7m = 700 cm
Volume of water per second derived from tap = πr sq. l = 22/7 × 0.75 × 0.75 × 700 = 1237.5 cm cube
∴ Volume of water derived in 1 hour (3600 sec) = (1237.5 × 3600)/1000 = 4455 litres.
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