14-48 The man having a weight of 150 lb is able to run up a 15-ft-high flight of stairs in 4 s. Determine the power generated. How long would a 100-W light bulb have to burn to expend the same amount of energy?
14-48 The man having a weight of 150 lb is able to run up a 15-ft-high flight of stairs in 4 s. Determine the power generated. How long would a 100-W light bulb have to burn to expend the same amount of energy?
International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter1: Introduction To Statics
Section: Chapter Questions
Problem 1.1P: A person weighs 30 lb on the moon, where g=5.32ft/s2. Determine (a) the mass of the person; and (b)...
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![14-48 The man having a weight of 150 lb is able to
run up a 15-ft-high flight of stairs in 4 s. Determine
the power generated. How long would a 100-W
light bulb have to burn to expend the same amount
of energy?
15 ft](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa06fb91f-1445-4bd6-b9dd-268642fc0d22%2F30cb7a73-6a34-4f6b-9850-efca9459d65c%2Ficonk34.jpeg&w=3840&q=75)
Transcribed Image Text:14-48 The man having a weight of 150 lb is able to
run up a 15-ft-high flight of stairs in 4 s. Determine
the power generated. How long would a 100-W
light bulb have to burn to expend the same amount
of energy?
15 ft
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