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21-01-2021
Physics

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A ball dropped from a window strikes the ground 2.76 seconds later. How high is the window above the ground

Respuesta :

abidemiokin abidemiokin

22-01-2021

Answer:

37.33m

Explanation:

Using the equation of motion

S = ut + 1/2gt^2

Time t = 2.76secs

g = 9.8m/s^2

S = 0 + 1/2(9.8)(2.76)^2

S = 4.9*7.6176

S = 37.33

Hence the window is 37.33m above the ground

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