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Author Question: An efficient wood-burning stove has an advantage over an open fireplace primarily because a. ... (Read 49 times)

bobypop

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on: Jul 28, 2018
An efficient wood-burning stove has an advantage over an open fireplace primarily because
 a. combustion air intake is limited
  b. higher temperatures are reached
  c. creosote buildup is reduced
  d. most heat transfer occurs by radiation

Question 2

If a 20-kg object dropped in air has a terminal speed of 60 m/s, what was its acceleration at 30 m/s?
 a. 9.80 m/s2
  b. 7.35 m/s2
  c. 4.90 m/s2
  d. 2.45 m/s2
  e. More information is needed to answer this question.


LP

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

a

Answer to Question 2

B


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