1- Fixed
The fixed reel or class 1 has a fixed axis. This fixed axis is actually its support. In this system, a fixed pulley that rotates around its axis is used to direct the force in the rope. Features of the fixed pulley: possibility to change Direction of
🔸🔹 independence of the pulley from the movement of the rope or cable
🔸🔹 complete mechanical advantage
2- Moving
The moving pulley has a free axis. In fact, it can be said that it is free to move in space. In this system, one end of the cable is free and the other end is fixed and connected. In this system, it is used to convert power.
🔵 The features of the movable wooden cable reel are:
Increasing power Power
🔸🔹 Complete mechanical advantage