Question
Asked Mar 11, 2019
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A ball is thrown straight up with an initial speed of 15.5 m/s. At what height above its initial position will the ball have one‑half its initial speed?
height:
 
m
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Expert Answer

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Step 1

The ball will go up with an acceleration of (-g), i.e -10m/s, as shown in the figure.

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Step 2

Let us say, the ball took time 't' to reach at a height 's', when the speed is one-h...

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Science

Physics

Newtons Laws of Motion

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