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01-08-2018
Physics

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What is the instantaneous velocity of a freely falling object 12 s after it is released from a position of rest?

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erishafrizpcqy42 erishafrizpcqy42

01-08-2018

u=0ms^-1
t=12s
a=-9.81ms^-1
v=?

from an equation,v=u+at

v=0+(-9.81)(12)
=-117.72ms^-1

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