Neglecting air resistance, and using suitable sketch graphs, explain how the kinetic energy of the ball varies in (a) with its height above the ground, and in (b) with its height above the

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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A53 Explain what is meant by kinetic energy, and
show that for a particle of mass m moving with
velocity v, the kinetic encrgy is mo".
A steel ball is:
(a) projected horizontally with velocity v, at a
height h above the ground,
(b) dropped from a height h and bounces on a
fixed horizontal steel plate.
Neglecting air resistance, and using suitable
sketch graphs, explain how the kinetic energy
of the ball varies in (a) with its height above the
ground, and in (b) with its height above the
plate.
Transcribed Image Text:A53 Explain what is meant by kinetic energy, and show that for a particle of mass m moving with velocity v, the kinetic encrgy is mo". A steel ball is: (a) projected horizontally with velocity v, at a height h above the ground, (b) dropped from a height h and bounces on a fixed horizontal steel plate. Neglecting air resistance, and using suitable sketch graphs, explain how the kinetic energy of the ball varies in (a) with its height above the ground, and in (b) with its height above the plate.
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