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10. (10 p) Chain locker in an amusement park, horizontal 3 m 5 m long, freely...

10. (10 p) Chain locker in an amusement park, horizontal 3 m
5 m long, freely swinging at the end of the arm away from
turns people on the end of the chain. With mass m = 50 kg
a child, 37o with the vertical in this cupboard
rotates at an angle. Boy's v
Find the speed and the tension force in the chain? (g = 10 m / s2
Take)

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