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OpenStudy (anonymous):
A machine has an input arm that is 8 m long and an output arm that is 16 m long. What is the ideal mechanical advantage of the machine?
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OpenStudy (anonymous):
MA = (force required using machine) / (force required without machine) it is lever.. use lever principle to get the ratio of the twp forces (remember Archimedes.. give me a stick long enough and a place to stand, I'll lift the Earth)
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