A lawn mower has a flat rod-shaped steel blade that rotates
A lawn mower has a flat, rod-shaped steel blade that rotates about its center. The mass of the blade is 0.65 kg and its length is 0.55 m . What is the rotational energy of the blade at its operating angular speed of 3480 rpm?
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a lawn mower has a flat rod-shaped steel blade that rotates about its center the mass of the blade is 065 kg and its
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