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02-08-2019
Physics

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The formula Sequals16tsquared is used to approximate the distance S, in feet, that an object falls freely from rest in t seconds. The height of a building is 1190 feet. How long would it take for an object to fall from the top?

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rokettojanpu rokettojanpu

02-08-2019

S = 16t² where t = time in seconds.

Let S = 1190ft then solve for t:

16t² = 1190

t² = 74.4

t = 8.62s

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