Physics, 04.02.2020 14:47, abbygriffin2009

12. which of the following can be calculated if the length of the effort arm and the length of the resistance arm are given? (points : 3)
the mechanical advantage of a lever can be calculated.
the mechanical advantage of a wheel and axle can be calculated.
the mechanical advantage of a pulley can be calculated.
the mechanical advantage of a wedge can be calculated.

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12. which of the following can be calculated if the length of the effort arm and the length of the r...