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A bowling ball is dropped off the top of the Eiffel Tower. If the Eiffel Tower is 300 meters
high and we neglect air resistance, how long does it take for the ball to hit the ground?
5.33 s
C
15.3 s
07.82 s

Respuesta :

MathPhys

Answer:

7.82 s

Explanation:

Given:

Δy = 300 m

v₀ = 0 m/s

a = 9.8 m/s²

Find: t

Δy = v₀ t + ½ at²

(300 m) = (0 m/s) t + ½ (9.8 m/s²) t²

t = 7.82 s

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