In a retail centre, a 137 lbs guy rides an escalator. The escalator transports the user at a steady speed from third level to the floor above, covering an inclined distance of 6.0 meters with 40 degrees inclination with respect to the horizontal. Neglect friction and air resistance. a. What is the work done by the gravity on the man in Joules? b. What is the work done by the escalator on the man in Joules? c. What is the work done by the non-conservative forces on the man in Joules?
In a retail centre, a 137 lbs guy rides an escalator. The escalator transports the user at a steady speed from third level to the floor above, covering an inclined distance of 6.0 meters with 40 degrees inclination with respect to the horizontal. Neglect friction and air resistance. a. What is the work done by the gravity on the man in Joules? b. What is the work done by the escalator on the man in Joules? c. What is the work done by the non-conservative forces on the man in Joules?
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 7PE: A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0 N...
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In a retail centre, a 137 lbs guy rides an escalator. The escalator transports the user at a steady speed from third level to the floor above, covering an inclined distance of 6.0 meters with 40 degrees inclination with respect to the horizontal. Neglect friction and air resistance.
a. What is the work done by the gravity on the man in Joules?
b. What is the work done by the escalator on the man in Joules?
c. What is the work done by the non-conservative forces on the man in Joules?
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