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a) Oil fows through a cast iron pipe of 250 mm diameter such that the loss of head over and the average surface roughness of iron 0.25 mm. Determine the flow rate of oil through the pipe 220 006 Smoodh pige 0.008 9 2357 2357 23579 23579 23579 toe 10 10 b) Determine the nput power to an electric motor (-90%) supplying a pump h 90%) deiven g anks wh diference in elevati o the pipeline length is 100m long in tota 50 is of water (: 1000 kgm, μ : 0 001 kgms) between two of 150 mm diameter, assume a friction factor of 0.008 and neglect minor losses.
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ds 260mm し100 10.5 m2/s 2SO 21 O 1962 (o multuLelature Ref= 124.625. 06 J0-1962142 , 66 Lt/s mp 00 (-AT)(57 . 구202. 258592 KW זכ15.8692. 0-9 x 0.9

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