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Tension in a String
# 1J30.20


Description: Lift the mass with a Newton meter. The scale reads 5.5 Newtons. What happens if the Newton scale is pulled from two sides with a force of 5.5 Newtons? The apparatus is set up with the scale facing away from the class. An additional mass and scale are provided to show the weight of single mass. Masses are identical.

Parts: Tension in a string apparatus, Newton meter, two 550g hanging masses

Purchased/Built: built

Setup Time: 10 min

Quant. in Demo Room: 1

Demo References
Freier and Anderson Ml-1 A spring scale is suspended between strings running over pulleys to equal weights.

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