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A 69 kg block is pushed along the celing with a constant applied force of 1300N that acts at an angle of 56 degrees with the horzontal. The block accelerates to the right at 8m/s^2. What is the magnitude of the normal force the ceiling exerts on the block? Answer in units of N.

and

A merry-go-round makes one complete revolution in 16s. A 19.7kg child sits on the horizontal floor of the merry-go-round 3.58 m from the center. Find the child's acceleration. Answer in units of m/s^2.

and

A merry-go-round makes one complete revolution in 16s. A 19.7kg child sits on the horizontal floor of the merry-go-round 3.58 m from the center. Find the child's acceleration. Answer in units of m/s^2.

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