Hinges allow you to fix objects and allow other objects to latch on to them and at the same time be allowed some movement. Adding hinges in Ph un can be done by simply creating the object that you want to fixate. Use the Hinge tool, and then click on a suitable location such as one end of the extremities of the object to allow a free movement.



Click the Play button to have the object start rotating by gravity. The same hinge can also be converted to a motor. Right-click on the hinge and click on Hinges > Motor. Click the Motor checkbox to enable it. You can also choose the speed and power of the motor. To be able to manually control the motor, click on Con trol with arrow keys. Use the left and right arrow keys to control the speed of the motor.