The wheel has radius 𝑅𝑅 = 60 cm
and is free to rotate without friction about a
central axle. A force 𝐹𝐹 = 15N is applied to
the wheel as shown, at distance 𝑟𝑟 = 20 cm.
from the axle. 𝜙𝜙 = 50°
Sample Solution
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