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Before the invention of the electric refrigerator in 1913, people kepi neir food cool with blocks of ice in the home. a) Calculate the work eeded to lift a 446-N block of ice a vertical distance of 2-m. b) What oes the block have? c) When the same block of ice is raised the sam ertical distance by pushing it up a 5 m ramp, only 178.4 N of force is eguired, Çalculate the work done to push the block up the 5m ramp.

Before the invention of the electric refrigerator in 1913, people kepi neir food cool with blocks of ice in the home. a) Calculate the work eeded to lift a 446-N block of ice a vertical distance of 2-m. b) What oes the block have? c) When the same block of ice is raised the sam ertical distance by pushing it up a 5 m ramp, only 178.4 N of force is eguired, Çalculate the work done to push the block up the 5m ramp.

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Can u answer all of the question a) b) c) d and e plz
8. Before the invention of the electric refrigerator in 1913, people kept their food cool with blocks of ice in the home. a) Calculate the work needed to lift a 446-N block of ice a vertical distance of 2-m. b) What PE does the block have? c) When the same block of ice is raised the same vertical distance by pushing it up a 5 m ramp, only 178.4 N of force is required. Calculate the work done to push the block up the 5m ramp. d) What PE does it have? e) Draw a sketch of the ramp and determine the Mechanical Advantage of the ramp.
Transcribed Image Text:8. Before the invention of the electric refrigerator in 1913, people kept their food cool with blocks of ice in the home. a) Calculate the work needed to lift a 446-N block of ice a vertical distance of 2-m. b) What PE does the block have? c) When the same block of ice is raised the same vertical distance by pushing it up a 5 m ramp, only 178.4 N of force is required. Calculate the work done to push the block up the 5m ramp. d) What PE does it have? e) Draw a sketch of the ramp and determine the Mechanical Advantage of the ramp.
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