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Posts: 3561
12 years ago
John's mass is half the mass of Jill. They both start walking and John moves twice as fast as Jill. What is the ratio of the kinetic energy of Jill to the kinetic energy of John?
A) 4
B) 2
C) 1
D) 1/2
E) 1/8
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Valued Member
12 years ago
D
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