What are the 7 types of machines?
What are the 7 types of machines? The simple machines are the inclined plane, lever, wedge, wheel and axle, pulley, and screw. What are the types of lever machine? According to where the load and effort are located with respect to the fulcrum, there are three types or classes of lever: First-Class Lever. Second Class Lever. Third Class Lever....Second Class LeverWheelbarrow.Staplers.Doors or gates.Bottle openers.Nutcracker.Nail clippers. What is a first class lever? First class levers have the fulcrum between the force and the load. In using a screwdriver to lift the lid from a paint tin you are moving the effort...