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Work and power problems. Please show all your work. 1. Calculate the work done by a 50 N force pushing a pencil 0.35 m.

Work and power problems. Please show all your work. 1. Calculate the work done by a 50 N force pushing a pencil 0.35 m.

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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Work and power problems. Please show all your work. 1. Calculate the work done by a 50 N force pushing a pencil 0.35 m. 2. Calculate the work done by a 30 N force pushing a 0.035 kg pencil 0.25 m. 3. Calculate the work done by a 2.6 N force pushing a 400. g sandwich across a table 0.65 m wide. 4. How much work is it to lift a 30 kg sack of potatoes vertically 10 m? 5. How much power does it take to lift 35 N 12 m high in 7 s? 6. How much power does it take to lift 30.0 kg 10.0 m high in 5.00 s? 7. You move a 25 N object 20 meters. How much work did you do? 8. You carry a 20 N bag of dog food up a 8 m flight of stairs. How much work was done?
Transcribed Image Text:Work and power problems. Please show all your work. 1. Calculate the work done by a 50 N force pushing a pencil 0.35 m. 2. Calculate the work done by a 30 N force pushing a 0.035 kg pencil 0.25 m. 3. Calculate the work done by a 2.6 N force pushing a 400. g sandwich across a table 0.65 m wide. 4. How much work is it to lift a 30 kg sack of potatoes vertically 10 m? 5. How much power does it take to lift 35 N 12 m high in 7 s? 6. How much power does it take to lift 30.0 kg 10.0 m high in 5.00 s? 7. You move a 25 N object 20 meters. How much work did you do? 8. You carry a 20 N bag of dog food up a 8 m flight of stairs. How much work was done?
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