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03-02-2017
Physics

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An electric grinder uses a grinding wheel

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03-02-2017

(1500 rev/min)(min / 60 s) / (3.0 s) = 8.33 rev/s²

(B)
(1/2)(8.33 rev/s²)(3.0 s)² = 37.5 rev

(C)
(1500 rev/min)(min / 60 s)[2π(0.12 m) / rev] = 18.8 m/s

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