- #1
samprots
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Homework Statement
A wheel has a rotational velocity of 14 rad/s clockwise you place your hand against the wheel and the friction between your hand and the rim stops it
a) If it takes 5s to stop the wheel what is its rotational acceleration
b)How far does the wheel rotate while slowing to a stop?
Homework Equations
The Attempt at a Solution
I got A very easy just taking 14/5 but am struggling with part B
Here is what I have so far, and I know its wrong but cannot figure it out
any help would be greatly appreciated
W.t+1/2t(squared)
I have 14*5+1/2*2.8(squared)
70+3.92=73.92
Any help would be greatly appreciated again thanks