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Author Question: What is the primary means by which heat transfer occurs in fluids? a. Convection b. Radiation ... (Read 116 times)

neverstopbelieb

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on: Jul 16, 2018
What is the primary means by which heat transfer occurs in fluids?
 
  a. Convection
  b. Radiation
  c. Conduction
  d. Evaporation

Question 2

Which of the following would be the worst heat conductor?
 
  a. Water
  b. Glass
  c. Air
  d. Copper


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karlss

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: A
Heat transfer in both liquids and gases occurs mainly by convection.

Answer to Question 2

ANS: C
With fewer molecular collisions than in solids and liquids, gases exhibit low thermal conductivi-ty.


neverstopbelieb

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Reply 2 on: Jul 16, 2018
Thanks for the timely response, appreciate it

phuda

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Reply 3 on: Yesterday
Excellent

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