Given: 5. Power (P) = 450 hp Speed (N)= 3000rpm Find Torque (T)? (ft-lbs)

University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter7: Work And Kinetic Energy
Section: Chapter Questions
Problem 18CQ: Explain, in terms of the definition of power, why energy consumption is sometimes listed in...
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How I will explain the cancellation of RPM here, thank you! 

Given:
5. Power (P) = 450 hp
Speed (N)= 3000rpm
Solution
T
T-
Р
W
Find
Torque (T)? (ft-lbs)
(1 hp= 745.7watts)
(450 mp) ( 745kW ) (60)
(217) (3000)
T: 1068.137 N.m
(1 NM= 0.738 ft-lbs)
•ftilbs) = 788.
0.738 ft-lbs
T: (1068.1371/19) (NEM
T= 788.265
+ |
ft-lbs
mm
= 788.2851 ft-lbs
Transcribed Image Text:Given: 5. Power (P) = 450 hp Speed (N)= 3000rpm Solution T T- Р W Find Torque (T)? (ft-lbs) (1 hp= 745.7watts) (450 mp) ( 745kW ) (60) (217) (3000) T: 1068.137 N.m (1 NM= 0.738 ft-lbs) •ftilbs) = 788. 0.738 ft-lbs T: (1068.1371/19) (NEM T= 788.265 + | ft-lbs mm = 788.2851 ft-lbs
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