Wheelbarrows are compound machines. It consists of 3 simple machines. They are lever, wheel and axle, and inclined plane.
What are the three simple machines in a wheelbarrow?
Wheelbarrows are compound machines consisting of 3 simple machines: a lever, wheel and axle, and an inclined plane. The wheelbarrow makes use of a class 2 levers: the resistance load is between the fulcrum (wheel) and the location of the effort force (hand grip).
How do you assemble a wheel barrow?
https://www.youtube.com/watch?v=XvMKZxH3soE
What is the fulcrum of a wheelbarrow?
The fulcrum is where the wheelbarrow is joined to the axle of the wheel. The effort need only lift the handle 10 cm for the wheelbarrow to be able to roll.