(Answered) A merry-go-round with a mass of 250kg and a radius of 3 m

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A merry-go-round with a mass of 250kg and a radius of 3 m as a moment of inertia formula of I=m•r2 and is rotating with an angular velocity of 20 rad/s. A man with a mass of 42 kg jumps onto the merry go round while its rotating. Momentum is conserved. Find the Angular Velocity of the man and the merry go round after he collides with it.

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