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QUESTION 4 [15] A centrifugal pump used for water supply has characteristics as listed in Table 1. The characteristics o
Posted: Tue Jul 12, 2022 8:47 am
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- Question 4 15 A Centrifugal Pump Used For Water Supply Has Characteristics As Listed In Table 1 The Characteristics O 1 (26.68 KiB) Viewed 38 times
QUESTION 4 [15] A centrifugal pump used for water supply has characteristics as listed in Table 1. The characteristics of the system are represented by equation (1). Determine the discharge, pump power requirements and input power of the electrical motor for the following conditions (a-c) H -18+8912 x 10x Q ASSESSOR (a) One pump in the system. (b) Two identical pumps in parallel (c) Twe identical pumps in series. (d) Plot all the results on graph paper.
QUESTION 5 Cantral University of Technology, Free State 6.1 6.2 Discharge (Q, m'h) Head (m) Efficiency (1) galamank 0 23 MODERATOR Table 1: Pump characteristics 38 76 114 21.8 17.7 12.4 66 31 70 152 3.4 20 (4) (4) (4) (3) Discuss the various modes of sediment transport and name two methodu criteria that can be used to design stable erodible earthen channels. 171
QUESTION 6 Define a hydraulic control point section and distinguish between the characteristics of a super and sub-critical control point/section. (6) [13] Name the characteristics of an optimum hydraulic channel cross-section (any shape) and explain how you will go about deriving equations for such type of sections. (7)