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When the useful energy output of a simple machine is 100 j, and the total energy input is 200 j, the efficiency is
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How is acceleration calculated? a. initial velocity - final velocity / timeb. initial velocity + final velocity / timec. final velocity - initial velocity / timed. final velocity / timele select the best answer from the choices provided0oood00save and exitnextmark this and return
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When the useful energy output of a simple machine is 100 j, and the total energy input is 200 j, the...