A piston pump is driven by a 5 m diameter horizontal axis wind turbine for supp

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A piston pump is driven by a 5 m diameter horizontal axis wind turbine for supplying water from a borehole with a total pump head of 10 m. The mean velocity of air is 18 km h-1 and the density of air is 1.29 kg m-3. The actual power coefficient of the wind turbine is 0.30 and the overall pump efficiency is 60%. Neglecting the transmission losses, the expected pump discharge in L s-1 will be

Options:

A . 2.90

B . 5.80

C . 28.50

D . 32.27

Answer: Option A

-NA-

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