prob_018 (2) - 18. REASONING AND SOLUTION The centripetal...

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18. REASONING AND SOLUTION The centripetal acceleration of the block is a c = v 2 / r = (28 m/s) 2 /(150 m) = 5.2 m/s 2 The angle θ can be obtained from = F H G I K J = F H G I K J tan tan 5.2 m / s
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