Question
A device for exercising the upper leg muscle is shown in Figure 9.38, together with a schematic representation of an equivalent lever system. Calculate the force exerted by the upper leg muscle to lift the mass at a constant speed. Explicitly show how you follow the steps in the Problem- Solving Strategy for static equilibrium in Applications of Statistics, Including Problem-Solving Strategies.
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$1.7 \times 10^3 \textrm{ N}$

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