A purse at radius 1.50 m and a wallet at radius 2.25 m travel in uniform circular motion on the floor of a merry-go-round as the ride turns. They are on the same radial line. At one instant, the acceleration of the purse is (1.70m/s2)î+(4.20m/s2)ĵ. At that instant and in unit-vector notation, what is the acceleration of the wallet?

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Projectile Motion