15. A 12 kg crate is pushed up an incline from point A to point B as shown in the figure: B -7.5 m 2.5 m The height of the points A and B from the ground are given in the figure. What is the change in the gravitational potential energy of the crate? А. 590] B. -590J C. 950J D. -950 J

15. A 12 kg crate is pushed up an incline from point A to point B as shown in the figure: B -7.5 m 2.5 m The height of the points A and B from the ground are given in the figure. What is the change in the gravitational potential energy of the crate? А. 590] B. -590J C. 950J D. -950 J

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 21CQ: Explain why it is easier to climb a mountain on a zigzag path rather than one straight up the side....

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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.

Question

15. A 12 kg crate is pushed up an incline from point A to
point B as shown in the figure:
B
7.5 m
2.5 m
The height of the points A and B from the ground are given
in the figure. What is the change in the gravitational
potential energy of the crate?
A. 590J
В. -590]
С. 950]
D. -950 J

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