A 55 kg skateboarder wants to just make it to the upper edge of a "half-pipe" with a radius

Name: A 55 kg skateboarder wants to just make it to the upper edge of a "half-pipe" with a radius of 3.0 m, as shown in Figure P 10.74 What speed does he need at the bottom if he will coast all the way up? The skateboarder isn't a simple particle: Assume that his mass in a deep crouch is concentrated 0.75 m from the half-pipe. If he remains in that position all the way up, what initial speed does he need to reach the upper edge?
Uploaded: 2021-12-07T18:37:38-08:00
Duration: 1 min 54 s
Channel: Hubert Agamasu

Question

A    55   kg skateboarder wants to just make it to the upper edge of a &quot;half-pipe&quot; with a radius

Narayan Hari · Accepted Answer

Step 1: Identify the forces acting on the skateboarder. At the bottom of the half-pipe, the skat

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