Determining the Spring Constant, k, with a Vertically Hanging Mass

Determining the Spring Constant, k, with a Vertically Hanging Mass (5:46)

A vertically hanging spring with a natural length of 5.4 cm is extended to a length of 11.4 cm when 25 grams is suspended from it. What is the spring constant of the spring? This is an AP Physics 1 topic.

Content Times:
0:08 Translating the problem
0:54 The free body diagram
1:53 Understanding the direction of the Spring Force
2:46 Summing the forces
3:32 Common misconception when using Hooke’s Law equation
5:00 Using the magnitude of the displacement from equilibrium

Please support me on Patreon!
Thank you to Aarti Sangwan and Christopher Becke being my Quality Control team for this video.
Thank you to Youssef Nasr for transcribing the English subtitles of this video.