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Author Question: Two identical blocks of iron are placed in contact, one at 10C and the other at 20C. If the cooler ... (Read 170 times)

panfilo

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on: Jul 29, 2018
Two identical blocks of iron are placed in contact, one at 10C and the other at 20C. If the cooler block cools to 5C and the warmer block warms to 25C, this would violate the
 
  A) first law of thermodynamics.
  B) second law of thermodynamics.
  C) third law of thermodynamics.
  D) none of the above

Question 2

The main purpose of the condenser in the steam cycle of a steam turbine is to
 
  A) cool the steam.
  B) condense the steam.
  C) lower pressure on the back side of the turbine blades.
  D) maintain high efficiency.
  E) change mechanical energy to electricity.


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softEldritch

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: C


panfilo

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Reply #2 on: Jul 29, 2018
Thank you!


softEldritch

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Reply #3 on: Jul 29, 2018
Always glad to help...


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