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www.reference.com/article/first-class-lever-39dab9e44d502ea4

A first-class lever is a beam, rod or stick with the load at one end, the fulcrum in the middle and the force applied on the other end. A good example of a first-class lever is a child's see-saw.

www.reference.com/article/second-class-lever-de581707df557475

According to Ohio University, there are three main classes of levers. These are distinguished by the relative locations of the load, effort and fulcrum along the lever. A second-class lever is one in which the load, or the item being lifted, is found between the effort ...

www.reference.com/article/class-2-lever-6c38c6b26b8d97eb

A class 2 lever is a lever with the fulcrum or joint at one end, with the load that is being carried in the middle. The effort, which is the object lifting or pulling the lever, is at the opposite end from the fulcrum.

www.reference.com/article/types-first-class-levers-ce3d2d8dea223242

Some of the types of first-class levers include crowbars, scissors, seesaws, fishing rods, pliers, balance scales, trebuchets and hammers when removing nails. All of these levers have a fulcrum positioned between load and effort. First-class levers are the most common t...

www.reference.com/article/examples-second-class-levers-f8c458a5b2454ba8

Examples of second class levers include doors, staplers, wheelbarrows and can openers. In a second class lever, the load is found between the effort and the fulcrum. The direction of the effort and the load are the same.

www.reference.com/article/examples-first-class-levers-68c721a48f84f52a

Examples of first-class levers include a balance scale, a seesaw and a crowbar. A first-class lever places the fulcrum in the middle of the effort and the load.

www.reference.com/article/class-lever-door-9b24e2d2f8d9dd35

A door belongs to the second class of levers because its pivot (hinge) is at the end, the load (weight of the door) is at the center, while the effort (opening the door) is applied at the other end. A wheelbarrow is also a second-class lever.