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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