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Author Question: Which of the following situations would be allowed by the second law of thermodynamics? a. running ... (Read 32 times)

savannahhooper

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on: Jul 28, 2018
Which of the following situations would be allowed by the second law of thermodynamics?
 a. running of a heat engine using temperature differences in the oceans
  b. converting 100 joules of heat energy into 100 joules of work
  c. passage of heat from the freezer into the refrigerator section
  d. the reduction of waste heat from a power plant to zero with better technology

Question 2

A boat moves at 10.0 m/s relative to the water. If the boat is in a river where the current is 2.0 m/s, how long does it take the boat to make a complete round trip of 1.00 km upstream followed by a 1.00 km trip downstream?


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raenoj

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Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

208 s


savannahhooper

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

chjcharjto14

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Reply 3 on: Yesterday
:D TYSM

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