Problem Description Animation
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As Louis the Lamp is making his great escape from the lonely attic, he
must jump onto the trap door that will set him free. Before he leaps,
however, he must know the tension he will place on the rope that supports
What is known:
- Louis has a mass of 0.2 slugs and is located in the center of the
- The trap door is supported by a ball and socket and a bearing with
a circular shaft on one side. The other side is supported by a rope
that is attached to the wall.
- The trap door and the rope have the dimensions shown.
- Assume that the bearing does not exert any moments on the door, and
neglect the mass of the door.