No, because the fulcrum is not in the middle
Third class lever. Here power lies in between load and fulcrum.
Third class lever. Here power lies in between load and fulcrum.
A stapler is designed in such a way that it can be used with power at the middle or work at the middle. Mostly it is used with power at the middle; in this case it is class 3. If the power is applied at the end it is class 2.
1st class lever3rd class lever
first class lever
First class lever
First Class LeverIt is a First class lever.
Yes, it is.
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.