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physical science

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A screwdriver with a 1-cm shaft and a 4-cm handle is used to tighten a screw, what is the ima?

  • physical science -

    If those are both radii or diameters, the answer is 4.

    Do you see why?

    Do you know what ima stands for?

  • physical science -

    ideal mechanical advantage. That is the answer that I got too. It seemed to easy?! Thank you!!

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