Aplayground merry-go-round has a radius of 3.0 m and arotational inertia of 600 kg ⋅ m2. it
i...
Aplayground merry-go-round has a radius of 3.0 m and arotational inertia of 600 kg ⋅ m2. it
is initially spinning at 0.80 rad/s when a 20-kg child crawlsfrom the center to the rim. when
the child reaches the rim the angular velocity of themerry-go-round is:
a) 0.61 rad/s
b) 0.73 rad/s
c) 0.80 rad/s
d) 0.89 rad/s
e) 1.1rad/s
Answers: 3
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