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Author Question: The real image of an object is located 35.0 cm away from a concave mirror, which has a focal length ... (Read 87 times)

tatyanajohnson

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on: Jul 28, 2018
The real image of an object is located 35.0 cm away from a concave mirror, which has a focal length of 10.0 cm. How far is the object from the mirror?
 a. 40.0 cm
  c. 14.0 cm
  b. 35.0 cm
  d. 12.9 cm

Question 2

Two windowpanes are being compared for their heat conduction. The second windowpane has twice the width, twice the height, and twice the thickness of glass of the first windowpane.How would the heat flow through the second windowpane compare to that of the first.
 a. They both would have the same amount.
  b. The second one would have double that of the first.
  c. The second one would have quadruple that of the first.
  d. The second one would have eight times that of the first.


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sultana.d

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

C

Answer to Question 2

B


tatyanajohnson

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

anyusername12131

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Reply 3 on: Yesterday
Excellent

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