What is the rotational kinetic energy in KILOJOULES of a spinner if it rotates at a constant speed of 7575rpm ? 3 m 5 kg 6 kg 1 m 2 m kg 4
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Q: What is the rotational kinetic energy in KILOJOULES of a spinner if it rotates at a constant speed…
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A: τ=IαrF=25mr2α r=5F2mα
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