(Solved): For the wheelbarrow system shown in figure 3, determine the force F to lift the wheelbarrow. The ac ...

For the wheelbarrow system shown in figure 3, determine the force F to lift the wheelbarrow. The actual values of W, a, and b are not given. Express F in terms of (W, a, and b). (b) Develop an excel spreadsheet to calculate the force (F) for your chosen values of a (W and b should be kept constant). Observe the results and write a brief conclusion. ???