Question

3. If €, 11 €, in the figure, find the angles a, b, c, p, q, rands. a 172 b l C р S 9 2 n​

Answer 1

Answer:

Step-by-step explanation:

Solution:

At maximum efficiency, from Fig. 8-5,

CQ = 0.64, CP = 0.60, CH = 0.75

Q = CQnD

3 + 0.64 · 30 s

−1

· (0.5 m)

3 = 2.40 m

3

/s

∆h =

CHn

2D

2

g

=

0.75 · (30 s

−1

)

2

· (0.5 m)2

9.81 m/s

2

= 17.2 m.

P = CPρD

5

n

3 = 0.60 · 1000 kg/m

3

· (0.5 m)5

· (30 s

−1

)

3 = 506 kW