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16-09-2018
Mathematics

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Aidan drops a rock from a cliff after 4.0s, the rock is moving at 39.2m/s what is the acceleration of the rock

Respuesta :

debasreeshoshee debasreeshoshee

16-09-2018

Here,

time=4.0s

velocity=39.2m/s

Formula:

a=v/t

=39.2/4.0

=9.8 (ms-2)

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