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I drop a penny from the top of the tower in Midland Borough and it takes 1.85 seconds to hit the ground. Calculate the velocity at impact in m/s.

I drop a penny from the top of the tower in Midland Borough and it takes 1.85 seconds to hit the ground. Calculate the velocity at impact in m/s.
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I drop a penny from the top of the tower in Midland Borough and it takes 1.85 seconds to hit the ground. Calculate the velocity at impact in m/s.

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User Pankaj Lahoti
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1 Answer

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u = 0, initial velocity
t = 1.85 s, the time of flght

Assume g = 9.8 m/s² and no air resistance
If the velocity of impact is v, then
v = u + gt
v = (9.8 m/s²)*(1.85 s) = 18.13 m/s

Answer: 18.13 m/s
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User Zardilior
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