Physics, 03.07.2019 06:20, Xavier8247

The diameter of a centrifugal pump which is discharging 0.03 m3/s of water against a total head of 20 m is 0.4 m. the pump is running at 1500 r. p.m. a geometrically similar pump with rotor diameter of 25 cm is running at 3000 r. p.m (a) find the total head of the second pump in m a. 31.25 (3 marks) b. 46.23 c. 51.28 d. 37.43 (b) find the discharge from the second pump in m3/s (3 marks) a. 0.01465 b. 0.02310 c. 0.04565 d. 0.03453 (c). find the ratio of powers w1/w2 a. 1.31 b. 2.26 c. 1.19 d. 5.36

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The diameter of a centrifugal pump which is discharging 0.03 m3/s of water against a total head of 2...