The figure shows an empty wheelbarrow which weight 80 N. The operator pulls upwards on the handles

Question:

The figure shows an empty wheelbarrow which weight 80 N.

The operator pulls upwards on the handles with a force of 20 N to keep the handles horizontal.

The point marked M is the centre of mass of the wheelbarrow.


a. Copy the figure and draw arrows to show the other two vertical forces that act on the wheelbarrow.

b. Determine

i. The moment of the 20 N force about the centre of the wheel A,

ii. The distance between points A and M.

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