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Work and Energy - Are Various Energy Forms Interconvertible?

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notes

Energy cannot be made not cannot be destroyed it can only be converted from one form to another.

yes, Various energy forms are interconvertible. some examples are given below:

  • Sound energy is converted into electrical energy in a microphone.
  • Electrical energy is converted into sound energy in a loud speaker.
  • Electrical energy is converted into mechanical energy in a motor.
  • Mechanical energy is converted into electrical energy in a generator.
  • Potential energy is converted into kinetic energy when a stone is dropped.  
  • Electrical energy is converted into heat energy in a room heater.
  • Chemical energy is converted into sound, light and heat energy while firing crackers.  
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