A motor must lift an elevator car weigh 2,000 pounds to the height of 1,000 feet in four minutes, at a constant speed what horsepower rating is required of the motor. a. 5 hp b. 10.12 hp С. 15.15 hp d. 175 hp

College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter7: Work, Energy, And Energy Resources
Section: Chapter Questions
Problem 39PE: (a) Find the useful power output of an elevator motor that lifts a 2500-kg load a height of 35.0 m...
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A motor must lift an elevator car weigh 2,000 pounds to the height of 1,000 feet in four minutes, at a constant
speed what horsepower rating is required of the motor.
a.
5 hp
b.
10.12 hp
С.
15.15 hp
d.
175 hp
Transcribed Image Text:A motor must lift an elevator car weigh 2,000 pounds to the height of 1,000 feet in four minutes, at a constant speed what horsepower rating is required of the motor. a. 5 hp b. 10.12 hp С. 15.15 hp d. 175 hp
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