Your brand new 75.0-kg refrigerator falls out of the back of your truck while you are traveling up a 45.0° incline. It slides 55.0 m to the bottom of the hill and is miraculously unharmed. The coefficient of kinetic friction between the refrigerator and the road is mu k = 0.45 (a) Calculate the work done on the package by friction. (b) Calculate the work done on the package by gravity . (c) Calculate the work done on the package by the normal force. (d) Calculate the net work done on the package.
Your brand new 75.0-kg refrigerator falls out of the back of your truck while you are traveling up a 45.0° incline. It slides 55.0 m to the bottom of the hill and is miraculously unharmed. The coefficient of kinetic friction between the refrigerator and the road is mu k = 0.45 (a) Calculate the work done on the package by friction. (b) Calculate the work done on the package by gravity . (c) Calculate the work done on the package by the normal force. (d) Calculate the net work done on the package.
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
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5. Your brand new 75.0-kg refrigerator falls out of the back of your truck while you are traveling up a 45.0° incline. It slides 55.0 m to the bottom of the hill and is miraculously unharmed. The coefficient of kinetic friction between the refrigerator and the road is mu k = 0.45
(a) Calculate the work done on the package by friction.
(b) Calculate the work done on the package by gravity .
(c) Calculate the work done on the package by the normal force.
(d) Calculate the net work done on the package.
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