Minor's apparatus: Movable discs rotated by falling weight.

Conservaton of Angular Momentum: Minor's Apparatus The apparatus consists of a horizontal bar, free to rotate, mounted on an axle provided with ball bearings and supported by a heavy base. Sliding discs fitted with set-screws are positioned on the horizontal rod with adjustable spacing. The rotating system is put into motion by means of a cord drawn from the drum mounted on the axle just below the horizontal rod. In addition, a bar of square cross-section, 55 cm.long, 2980 gms, may be added to the system.
UCB Index: 
A+30+0
PIRA Index: 
1Q40.11
Demo Diagram: 

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