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1. Casey throws a stone horizontally at 20 m/s from a top of a cliff that is 40 m high, how long (t) will it take the stone to strike the ground? * 25 points 9.81 m/s^2 2.01 sec 2.85 sec 2.03 sec

Respuesta :

Answer:

Total time taken t = 2.03 s (Approx)

Explanation:

Given:

Initial speed u = 20 m/s

Height h = 40 m

g = 9.81 m/s²

Find:

Total time taken t

Computation:

v = u + gt

0 = 20 + 9.81(t)

Total time taken t = 2.03 s (Approx)

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