Tension on a String

P.I.R.A. #: 1J 30.20

Demonstrates: Equal but opposite forces.

Description: Two equal masses suspended on opposite sides of a Newton scale over pulleys.
Click to Enlarge Image
Quicktime Video
Condition: Good. Size: 34'' x 86'' x 30''. Hazard: None.

Instructions: Setup as in schematic.
Items Used: Newton scale; 1Kg. mass; 2 equal length ropes; 2 equal pullies.
Notes: Requires dedicated setup time. Also known as: "Levies" demo from Hewitt book on conceptual Physics.
Schematic: None. Tech Specs (PDF format): 1J30.20-D.pdf
Mathematical Description / Measured Results: None.

Web Links: None.

History: None.