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Author Question: An object 30 cm in front of a concave spherical mirror (f = 10 cm) is moved toward the mirror until ... (Read 86 times)

Melani1276

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on: Jul 28, 2018
An object 30 cm in front of a concave spherical mirror (f = 10 cm) is moved toward the mirror until it is 20 cm from it. Sketch ray diagrams for these cases and estimate the factor by which the image magnification changes.

Question 2

Jane's flashy boy friend has just given her a ring with a huge diamond. Jane, who has studied physics, measures the polarizing angle for the stone and finds that the polarizing angle is 62.97. The stone is
 a. fluoride, n = 1.560.
  b. crown glass, n = 1.517.
  c. spinel, n = 1.712.
  d. zircon, n = 1.960.
  e. diamond, n = 2.417.


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Moriaki

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

Increases by a factor of 2

Answer to Question 2

d


Melani1276

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Reply 2 on: Jul 28, 2018
Excellent

jackie

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Reply 3 on: Yesterday
Wow, this really help

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