A force of 30.0 N is required to push a 20.0 Kg mass 2.00 m across the floor. The mass is then lifted a distance of 1.00 m to the top of a shelf. How much work was done on the mass? a) 1396 J b) 226 J Oc) 69.8 d) 256 J

A force of 30.0 N is required to push a 20.0 Kg mass 2.00 m across the floor. The mass is then lifted a distance of 1.00 m to the top of a shelf. How much work was done on the mass? a) 1396 J b) 226 J Oc) 69.8 d) 256 J

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter8: Potential Energy And Conservation Of Energy

Section: Chapter Questions

Problem 37P: Assume that the force of a bow on an arrow behaves like the spring force. In aiming the arrow, an...

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Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.

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A force of 30.0 N is required to push a 20.0 Kg mass 2.00 m across the floor. The
mass is then lifted a distance of 1.00 m to the top of a shelf. How much work was
done on the mass?
a) 1396 J
Ob) 226 J
c) 69.8
Derek Attwood: Attempt 1
d) 256 J

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