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Snezhnost [94]
3 years ago
8

a 3kg book is perched on the edge of a shelf 1.5 m from floor compare the pe and ke as the book hits the floor if it is moving a

t 5.4 m/s
Biology
1 answer:
grin007 [14]3 years ago
4 0
The answer is pe= 0, ke=44 j .
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