nekitaHav1J1winnindl nekitaHav1J1winnindl

08-05-2017
Physics

contestada

A ball is dropped from a 100-m tall building. Neglecting air resistance, what will the speed of the ball be when it reaches the ground 4.5 seconds later?

Respuesta :

akaleti47 akaleti47

08-05-2017

v=u+at=0+(9.8)(4.5)=44.1

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