Question: A 50.0 kg object is released from rest a height 3.00 m above ground on an unknown planet. If it takes 2.05 s to hit

A 50.0 kg object is released from rest a height 3.00 m above ground on an unknown planet. If it takes 2.05 s to hit the ground, 

(i). What is the acceleration due to gravity on the unknown planet?

 

 (ii) Calculate the speed with which the object hits the ground. 

(iii).What is the weight of the object when it hits the ground?

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