Shown in the Figure is the complete pump performance chart for a 3×4-10 centrifugal pump at 1750 rpm. The centrifugal pump must deliver at least 200 gal/min of water at the total head of 50 ft. (3) What is the power required for the selected impeller? _________ A.5 hp B.4.2 hp C.2.2 hp D.3.2 hp Shown in the Figure is the complete pump performance chart for a 3x4-10 centrifugal pumpat 1750 rpm. The centrifugal pump must deliver at least 200 gal/min of water at the total headof 50 ft.(3) What is the power required for the selected impeller?Impeller diameter10 in4335NPSH, (m)3025Total head (m)3Total head (ft)1510MN-CNPSH, (10)110100908070-8 in60899 in.50406 in302007 in00A 5 hpO B. 4.2 hpO C.2.2 hpD.3.2 hp4353200-611.5 HP.40065 69Impeller 6 in.71 72-73-73.9600533 HP-2 HP100 25 50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 42510.07.55.02.57 in5 HP800Capacity (L/min)10008 in73721200+63717.5 HP25 50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 425Capacity (gal/min)-9 in-3x4-101750 RPM14006910 HP-10 in1600

Given Total head, H = 50 ft = 15.24 m Speed, N = 1750 rpm Flow rate, Q = 200 gal/min =…

Answered: Shown in the Figure is the complete…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Shown in the Figure is the complete pump performance chart for a 3×4-10 centrifugal pump at 1750 rpm. The centrifugal pump must deliver at least 200 gal/min of water at the total head of 50 ft.

(3) What is the power required for the selected impeller? _________

A.

5 hp

B.

4.2 hp

C.

2.2 hp

D.

3.2 hp

Shown in the Figure is the complete pump performance chart for a 3x4-10 centrifugal pump
at 1750 rpm. The centrifugal pump must deliver at least 200 gal/min of water at the total head
of 50 ft.
(3) What is the power required for the selected impeller?
Impeller diameter
10 in
43
35
NPSH, (m)
30
25
Total head (m)
3
Total head (ft)
15
10
MN-C
NPSH, (10)
110
100
90
80
70-8 in
60
89
9 in.
50
406 in
30
20
0
7 in
0
0
A 5 hp
O B. 4.2 hp
O C.2.2 hp
D.3.2 hp
43
53
200
-61
1.5 HP.
400
65 69
Impeller 6 in.
71 72-73-73.9
600
53
3 HP
-2 HP
10
0 25 50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 425
10.0
7.5
5.0
2.5
7 in
5 HP
800
Capacity (L/min)
1000
8 in
73
72
1200
+63
71
7.5 HP
25 50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 425
Capacity (gal/min)
-9 in-
3x4-10
1750 RPM
1400
69
10 HP
-10 in
1600

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