(3) Give three practical examples of how potential energy is converted (fully or partly) into kinetic energy in the world around us. Can the processes you described be reversed to convert the kinetic energy back to potential energy? 1 A block of mass m=2kg (it does not matter) is let out at the velocity vo = 0 on top of a smooth hill of height h = 1.8 m. It drops down the smooth slope to a smooth flat plane and crosses a rough patch of length 2 m with the coefficient of kinetic friction, uk = 0.5 on this flat plane. See diagram below. Calculate the value of (a) the velocity VI before the block hits the patch and (b) the velocity v2 when the block leaves the patch. h 2.0m TE cath

(3) Give three practical examples of how potential energy is converted (fully or partly) into kinetic energy in the world around us. Can the processes you described be reversed to convert the kinetic energy back to potential energy? 1 A block of mass m=2kg (it does not matter) is let out at the velocity vo = 0 on top of a smooth hill of height h = 1.8 m. It drops down the smooth slope to a smooth flat plane and crosses a rough patch of length 2 m with the coefficient of kinetic friction, uk = 0.5 on this flat plane. See diagram below. Calculate the value of (a) the velocity VI before the block hits the patch and (b) the velocity v2 when the block leaves the patch. h 2.0m TE cath

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Description: x-axis (=X) inis o kg/m² (it cancels anyway, as does k).(3) Give three practical examples of how potential energy is converted (fully or partly) intokinetic energy in the world around us. Can the processes you described be reversed to convertthe kin

College Physics

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ISBN:9781305952300

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Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

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Question

x-axis (=X) in
is o kg/m² (it cancels anyway, as does k).
(3) Give three practical examples of how potential energy is converted (fully or partly) into
kinetic energy in the world around us. Can the processes you described be reversed to convert
the kinetic energy back to potential energy?
A block of mass m=2kg (it does not matter) is
let out at the velocity vo = 0 on top of a smooth
hill of height h = 1.8 m. It drops down the
smooth slope to a smooth flat plane and
crosses a rough patch of length 2 m with the
coefficient of kinetic friction, uk = 0.5 on this
flat plane. See diagram below.
^y
Calculate the value of (a) the velocity VI
before the block hits the patch and (b) the
velocity v2 when the block leaves the patch.
1E
2.0m

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