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Mathematics, 22.04.2020 06:14 mrgutierrez1

Rosa has designed a pulley system for a school science project. She has determined that
as the coefficient of friction increases, the efficiency of the pulley decreases. With a
coefficient of friction of 0.2, the efficiency of the pulley is 75%. What would you expect the
efficiency to be if the coefficient of friction increased to 0.3?

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Rosa has designed a pulley system for a school science project. She has determined that
as the...

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