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1) If in joule's paddlewheel experiment a block of mass 10 kilogram is allowed to fall through 22.5 m and the mass of the water is 50 g. Determine the total increase in temperature of the water?

2) Can your value J be used for computing how much mechanical energy can be produced from a specified amount of thermal energy? Why or why not?

3) Using joule's relation, verify the statement regarding the necessary ten round trips in footnote 5.

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