Quote:
Originally posted by: Freethinker
Work can never be done with 100% efficiency. Work in never equals work out. There is always a loss of energy in the system. Thus it is always neccessary to introduce additional energy into any process in order to maintain it's operation. Thus it is not possible to perfom work without consuming energy. Thus perpetual motion violates the laws of physics.
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A magnet and gravity can both perform a work function without any introduction of, or loss of any energy. Would you consider this an accurate statement?
