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14-07-2020
Physics

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What is the maximum height the rock will reach?

What is the maximum height the rock will reach class=

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mathmate mathmate

14-07-2020

Answer:

Explanation:

initial vertical velocity = 17.5 m/s

using g=-9.81 m/s^2

apply kinematics equation

v1^2-v0^2=2gS

solve for S with v1=0, v0=+17.5

S = (v1^2-v0^2)/2g

=(0-17.5^2)/(2*(-9.81))

= 15.61 m

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