How long does it take to reach the maximum height

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Reference no: EM13310751

A small rubber ball is launched by a compressed-air cannon from ground level with an initial speed of 18.9 m/s directly upward. Choose upward as the positive direction in your analysis.

(a) How long does it take to reach the maximum height?

(b) How long does it take to reach the ground after it reaches its highest point?

m/s

Reference no: EM13310751

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