Asked by bean
Jill runs 100 m in 15.0 s. Jon speedwalks 100 m in 30.0 s. If Jill and Jon have the same mass, then Jill's kinetic energy would be
Answers
Answered by
Damon
Jill
(1/2) m (100/15)^2
Jon
(1/2) m (100/30)^2
Jill/Jon = 30^2/15^2 = 4
Jill's ke = 4 time Jon's
(1/2) m (100/15)^2
Jon
(1/2) m (100/30)^2
Jill/Jon = 30^2/15^2 = 4
Jill's ke = 4 time Jon's
Answered by
zu
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