Find an adjustable arm desk lamp of the type shown in Figure P2-2. Measure it and sketch it to scale. Calculate its DOF and Grashof condition. Make a cardboard model. Analyze it with a free-body diagram. Describe how it keeps itself stable. Are there any positions in which it loses stability? Why?
![2345_35fdc329-4e4d-4df4-9c7e-65fd650106a0.png](https://secure.tutorsglobe.com/CMSImages/2345_35fdc329-4e4d-4df4-9c7e-65fd650106a0.png)