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A CARPENTER WORKING AT A CONSTRUCTION SITE MISTAKENLY DROPPED HIS HAMMER FROM A HEIGHT OF 125m. How long does it take to reach the ground?

Respuesta :

calvinrocks808

Answer:

It all depends how heavy the hammer is

Explanation:

MathPhys

Answer:

5.05 s

Explanation:

Given:

Δy = 125 m

v₀ = 0 m/s

a = 9.8 m/s²

Find: t

Δy = v₀ t + ½ at²

(125 m) = (0 m/s) t + ½ (9.8 m/s²) t²

t = 5.05 s

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