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Text File  |  1995-12-08  |  229 b   |  8 lines
  1.     The previous problem depends on which of the following principles?
  2. A. Conservation of height
  3. B. Conservation of charge
  4. C. Conservation of momentum
  5. D. Conservation of energy
  6.  
  7. D
  8. Mechanical energy is conserved in this situation.