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. (2) What is the operating capacity for the selected impeller? _________ A.262.5 gal/min B.275 gal/min C.200 gal/min D.0 gal/min 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.(2) What is the operating capacity for the selected impeller?Impeller diameter10 inTotal head (m)NPSH, (m)35-30251510Total head (1)110100NPSH, (1)908070-8 in.6050406 in302010010.02757 in5.02.504320053O A 262.5 gal/minO B. 275 gal/minO C. 200 gal/minO D.O gal/min-61 65 691.5 HP.400Impeller 6 in.717260053-3 HP7 in-73-73.910005 HP2 HP25 50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 425800Capacity (L/min)8 in737212000 25 50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 425Capacity (gal/min)71657.5 HP-9 in-3x4-101750 RPM14006910 HP10 in1600

3×4-10 centrifugal pump speed = 1750 rpm, pump must deliver at least = 200 gal/min of water…

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.

(2) What is the operating capacity for the selected impeller? _________

A.

262.5 gal/min

B.

275 gal/min

C.

200 gal/min

D.

0 gal/min

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.
(2) What is the operating capacity for the selected impeller?
Impeller diameter
10 in
Total head (m)
NPSH, (m)
35-
30
25
15
10
Total head (1)
110
100
NPSH, (1)
90
80
70-8 in.
60
50
406 in
30
20
10
0
10.0
275
7 in
5.0
2.5
0
43
200
53
O A 262.5 gal/min
O B. 275 gal/min
O C. 200 gal/min
O D.O gal/min
-61 65 69
1.5 HP.
400
Impeller 6 in.
71
72
600
53
-3 HP
7 in
-73-73.9
1000
5 HP
2 HP
25 50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 425
800
Capacity (L/min)
8 in
73
72
1200
0 25 50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 425
Capacity (gal/min)
71
65
7.5 HP
-9 in-
3x4-10
1750 RPM
1400
69
10 HP
10 in
1600

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