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if no friction acts on a diver during a dive, then which...
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multiple !
if no friction acts on a diver during a dive, then which of the following statements is true?
a. the total mechanical energy of the system increases.
b. potential energy can be converted into kinetic energy, but not vice versa.
c. total energy to start is the same as total ending energy
d. all of the above
Answers: 1
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