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first class lever
Yar
Class 3 lever
First class lever
First Class LeverIt is a First class lever.
the handlebars are a first class lever. the fulcrum (the balance point) is in the middle.
it is a 2nd class lever
it is a first class lever
3rd class lever
A crane is a first class lever when it is winching in or out the rope attached to a load. The crane becomes 3rd class lever when it's boom is luffing, i.e. it is being lowererd or raised.
1st class lever3rd class lever
is a crowbar first class lever