Water at 15°C (r = 999.1 kg/m³and μ = 1.138 × 10^-3kg/m·s) is flowing steadily in a 30-m-long and 5-cm-diameter horizontal pipe made of stainless steel at a rate of 9 L/s. Determine (a) The pressure drop, (b) The head loss, (c) The pumping power requirement to overcome this pressure drop.

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5 ст 9 L/s 30 m