1J Statics of Rigid Bodies

Laded Beam (Instructor version)

Catalog: 
1J40.40E
Location: 
A plank is supported by a bathroom scale at each end. The instructor then walks along the plank while having students note the force measured by the scales.

One Rope and Three Weights

The middle weight is increased.  ASU copyright
Catalog: 
1J30.26
Location: 
Ab6
A rope is tied to a pole and a heavy weight hangs from a pulley at the other end. There are protractors to measure the deflection of the rope. In the middle a small weight is applied which easily moves the heavy weight.

Clothesline - Video

demonstration image
Catalog: 
1J30.25
Location: 
3_1
Video Encyclopedia: Hang a 5 newton weight from a line and pull on one end of the line with a spring scale.

Leaning tower of Pisa (loaded)

Catalog: 
1J11.105
Location: 
Ab5
Grey leaning tower with weighted red end. Red end can turn.

Horizontal boom - Video

demonstration image
Catalog: 
1J30.40
Location: 
3_1
Video Encyclopedia :The tension in the wire is measured with a spring scale for two different boom structures.

Projection force table

Catalog: 
1J30.52
Location: 
Ac1
Used with an overhead projector, the degree scale and strings are shadow projected.

Blackboard force table - Video

demonstration image
Catalog: 
1J30.50
Location: 
3_1
Video Encyclopedia: This looks like a magnetic vertical force board. A circle is marked with angles every 10 degrees.

Roman Arch

Pushing down makes the bridge stronger.
Catalog: 
1J30.901A
Location: 
Ab6
Loose bricks are held in place by weight in Roman Arch. Keystone.

Sail against the wind-Video

demonstration image
Catalog: 
1J30.60B
Location: 
3_1
Video Encyclopedia : Use a skateboard cart with a foam core sail

Loaded Beam/Bridge?

Catalog: 
1J40.40B
Location: 
Ac2
Non-concurrent forces app.(4 protractors)

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