# Work due to Friction equals Change in Mechanical Energy Problem by Billy

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Enjoy learning from Billy as he solves a problem using Work due to Friction equals Change in Mechanical Energy. Want Lecture Notes? This is an AP Physics 1 topic.

Content Times:

0:21 The problem

0:51 Work due to Friction equals Change in Mechanical Energy

1:31 Determining the Mechanical Energies

2:44 Solving for the Force Normal

3:52 Relating height final to displacement along the incline

5:03 Substituting in numbers

Next Video: Deriving the Work-Energy Theorem using Calculus

See this problem solved using Conservation of Energy and Newton’s Second Law.

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