Yes
Class 1 lever
3rd class lever
1st class lever3rd class lever
The Class Lever for Pliers is a class 2 lever.
Class 3 Lever! You Don't even know that!
class 3
It is a third class lever.
no. a catapult is a class-3-lever not a class-1-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.
Class 1.
first class lever second class lever third class lever