Question
When energy changes forms, the total amount of energy is conserved. However, the amount of useful energy is
almost always less than the total amount of energy. Explain the energy conversions and unwanted energy that might be produced by the hinges of a squeaky door.
almost always less than the total amount of energy. Explain the energy conversions and unwanted energy that might be produced by the hinges of a squeaky door.
Answers
Damon
mechanical to sound and frictional heat generation