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A horizontal pipe of cross-sectional area 50 cm2 carries water at the rate of 0.20 litres per second. Determine the speed; a) Of the speed of...

      

A horizontal pipe of cross-sectional area 50 cm2 carries water at the rate of 0.20 litres per second. Determine the speed;
a) Of the speed of water in the pipe.
b) When the tube narrows to 20 cm2 at another point.

  

Answers


Mutiso
a) Volume efflux = o.20 l per second = A v
From V (volume) = A v, then v = V / A = 0.20 × 10-3 / 50 × 10-4 = 0.04 m/s
b) Since A1 v1 = A2 v2 then v2 = (0.05 × 0.04) / 0.02 = 0.1 m/s
Mutiso answered the question on October 12, 2018 at 17:43


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