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Author Question: Ansel places an object 30 cm from a thin, convex lens along the axis. If a real image forms at a ... (Read 147 times)

formula1

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on: Jul 28, 2018
Ansel places an object 30 cm from a thin, convex lens along the axis. If a real image forms at a distance of 15 cm from the lens, what is the focal length of the lens?
 a. 15 cm
  c. 7.5 cm
  b. 10 cm
  d. 30 cm

Question 2

An ideal gas is confined to a container with adjustable volume. The pressure and mole number are constant. By what factor will volume change if absolute temperature doubles?
 a. 4.0
  c. 1/2
  b. 2.0
  d. 1/4


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beccamahon

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

B

Answer to Question 2

B


formula1

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

diana chang

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Reply 3 on: Yesterday
Excellent

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