Tension Protractor
The tension in the left string is greater than in the right string because the angles are different.
Tension Protractor
Tension Protractor
Tension Protractor
A 50 gram mass hangs vertically from the Tension Protractor: The tension reads 0.5 N as expected and the outer degree scale is dialed to align the 90° mark with the string. This compensates for unlevel tables or bent rods.
U.S. Educator Price
$129

A spring scale and a protractor integrated into one device. Perfect for vector analysis of forces.

What's Included
  • 1x Tension Protractor
What to Consider

See the Buying Guide for this item's required, recommended, and additional accessories.