Question

Please draw an energy bar chart for the following scenarios in the format of the picture and please explain for each one:

a.) An arrow is shot from ground at angle 50 degrees and reaches peak.

b.) A child swinging reaches bottom of arc and dad gives a push reaching maximum height on the other side.

c.) Car on top of a hill from rest slams on brakes reaching ground level with slow speed.

Initial system energy in hind system energy KE PEPE KE PEPE Barchant key KE Gran PE O PE Kinetic energy Gravitational potential energy Spring potential energy Work done by external forces Useg = 10 m/s for simplicity

Answer 1

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