B Orifice Metre And Venturi Metre Both Perform The Same Function Measuring The Flow Rate In The Pipeline What Are Th 1 (73.68 KiB) Viewed 22 times
b.- Orifice-metre and venturi-metre both perform the same function, measuring the flow rate in the pipeline. What are the advantages and disadvantages of using each device? (3 marks)
3 4. Water flows down a channel at a rate of 0.053 m/s. What would be the head over a triangular weir and rectangular weir at this discharge if the rectangular weir has crest length of 0.3 m and the triangular weir has a total angle 8 = 60°? Ignore velocity of approach and the effect of side contractions when dealing with the rectangular weir and take C for both weirs as 0.60. (4 marks) D 8 Ө 1 Q=C2gtan).HQ=²/3C+b(29)³H² √√2g d 15
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