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. (4) What is the efficiency for the selected impeller? Impeller diameter 10 in Total head (m) NPSH, (m) 30 25 20 15 10 Total head (ft) Op 'HSIN 110 100 90 80 8 8 708 in 60 5 8 8 8 8 8 50 30 9 in 406 in 20 7 in 10 43... 200 53 O A approximate 69% B. approximate 62% O C. below 53% O D. approximate 67% 1.5 HP 400 65 69 Impeller 6 in 600 = 53 3 HP 7 in 73.9 SHP 2 HP 0 25 50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 425 10.01 7.5 5.0 2.5 800 Capacity (L/min) 73 72 63 71 7.5 HP 0 25 50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 425 Capacity (gal/min) in 3x4-10 1750 RPM 1200 1400 69 10 HP 10 in 1600
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. (4) What is the efficiency for the selected impeller? Impeller diameter 10 in Total head (m) NPSH, (m) 30 25 20 15 10 Total head (ft) Op 'HSIN 110 100 90 80 8 8 708 in 60 5 8 8 8 8 8 50 30 9 in 406 in 20 7 in 10 43... 200 53 O A approximate 69% B. approximate 62% O C. below 53% O D. approximate 67% 1.5 HP 400 65 69 Impeller 6 in 600 = 53 3 HP 7 in 73.9 SHP 2 HP 0 25 50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 425 10.01 7.5 5.0 2.5 800 Capacity (L/min) 73 72 63 71 7.5 HP 0 25 50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 425 Capacity (gal/min) in 3x4-10 1750 RPM 1200 1400 69 10 HP 10 in 1600
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
Related questions
Question
-
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.
(4) What is the efficiency for the selected impeller? _________
A. approximate 69%
B. approximate 62%
C. below 53%
D. approximate 67%
![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.
(4) What is the efficiency for the selected impeller?
Impeller diameter
10 in
Total head (m)
(w) HIN
35
30
25
20
15
10
110
100
909 in
Total head (ft)
88888:
NPSH, (f)
80
708 in
60
50
406 in
30
20
10
0
10.0
7.5
5.0
2.5
7 in
0
25
43 53
43
200
-61-
1.5 HP
O A approximate 69%
O B. approximate 62%
O C. below 53%
O D. approximate 67%
400
65
Impeller
69
600
71 72 73 73.9
6 in
53
3 HP
7 in
-2 HP
50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 425
SHP
800
Capacity (L/min)
1000
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
7.5 HP
9 in
3x4-10
1750 RPM
1400
69
10 HP
10 in
1600](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fef798788-ed98-4f5c-b3bf-b1511ed408fe%2F28770bc9-39d5-4aad-9b12-c8c1f79bc695%2Fmtp9k04_processed.png&w=3840&q=75)
Transcribed Image Text: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.
(4) What is the efficiency for the selected impeller?
Impeller diameter
10 in
Total head (m)
(w) HIN
35
30
25
20
15
10
110
100
909 in
Total head (ft)
88888:
NPSH, (f)
80
708 in
60
50
406 in
30
20
10
0
10.0
7.5
5.0
2.5
7 in
0
25
43 53
43
200
-61-
1.5 HP
O A approximate 69%
O B. approximate 62%
O C. below 53%
O D. approximate 67%
400
65
Impeller
69
600
71 72 73 73.9
6 in
53
3 HP
7 in
-2 HP
50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 425
SHP
800
Capacity (L/min)
1000
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
7.5 HP
9 in
3x4-10
1750 RPM
1400
69
10 HP
10 in
1600
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps with 2 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Recommended textbooks for you
![Elements Of Electromagnetics](https://www.bartleby.com/isbn_cover_images/9780190698614/9780190698614_smallCoverImage.gif)
Elements Of Electromagnetics
Mechanical Engineering
ISBN:
9780190698614
Author:
Sadiku, Matthew N. O.
Publisher:
Oxford University Press
![Mechanics of Materials (10th Edition)](https://www.bartleby.com/isbn_cover_images/9780134319650/9780134319650_smallCoverImage.gif)
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:
9780134319650
Author:
Russell C. Hibbeler
Publisher:
PEARSON
![Thermodynamics: An Engineering Approach](https://www.bartleby.com/isbn_cover_images/9781259822674/9781259822674_smallCoverImage.gif)
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:
9781259822674
Author:
Yunus A. Cengel Dr., Michael A. Boles
Publisher:
McGraw-Hill Education
![Elements Of Electromagnetics](https://www.bartleby.com/isbn_cover_images/9780190698614/9780190698614_smallCoverImage.gif)
Elements Of Electromagnetics
Mechanical Engineering
ISBN:
9780190698614
Author:
Sadiku, Matthew N. O.
Publisher:
Oxford University Press
![Mechanics of Materials (10th Edition)](https://www.bartleby.com/isbn_cover_images/9780134319650/9780134319650_smallCoverImage.gif)
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:
9780134319650
Author:
Russell C. Hibbeler
Publisher:
PEARSON
![Thermodynamics: An Engineering Approach](https://www.bartleby.com/isbn_cover_images/9781259822674/9781259822674_smallCoverImage.gif)
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:
9781259822674
Author:
Yunus A. Cengel Dr., Michael A. Boles
Publisher:
McGraw-Hill Education
![Control Systems Engineering](https://www.bartleby.com/isbn_cover_images/9781118170519/9781118170519_smallCoverImage.gif)
Control Systems Engineering
Mechanical Engineering
ISBN:
9781118170519
Author:
Norman S. Nise
Publisher:
WILEY
![Mechanics of Materials (MindTap Course List)](https://www.bartleby.com/isbn_cover_images/9781337093347/9781337093347_smallCoverImage.gif)
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:
9781337093347
Author:
Barry J. Goodno, James M. Gere
Publisher:
Cengage Learning
![Engineering Mechanics: Statics](https://www.bartleby.com/isbn_cover_images/9781118807330/9781118807330_smallCoverImage.gif)
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:
9781118807330
Author:
James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:
WILEY