A cable pulls an 267 kg safe up a slope inclined at 19 °, for 20 m on an very slippery oily surface. The safe starts and ends at rest. a) What is the work done by the normal force? zero X J b) What is the work done by the gravitational force? 17037.6 c) What is the work done by the cable? 1738.5
A cable pulls an 267 kg safe up a slope inclined at 19 °, for 20 m on an very slippery oily surface. The safe starts and ends at rest. a) What is the work done by the normal force? zero X J b) What is the work done by the gravitational force? 17037.6 c) What is the work done by the cable? 1738.5
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 8PE: Suppose the ski patrol lowers a rescue sled and victim, having a total mass of 90.0 kg, down a 60.0°...
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