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20-08-2022
Physics

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an object is released from rest at a height of 25m. calculate the time it takes to fall to the ground

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jsimpson11000 jsimpson11000

20-08-2022

Answer:

2.26 s

Explanation:

Displacement = 1/2 a t^2 displacement = 25 m a = 9.81 m/s^2

25 = 1/2 (9.81) t^2

t = sqrt [25 / (1/2 * 9.81) ]

= 2.26 sec

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