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Author Question: An object is placed 12 cm in front of a curved mirror. The magnification of the image is -3.0. What ... (Read 78 times)

bclement10

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on: Jul 27, 2018
An object is placed 12 cm in front of a curved mirror. The magnification of the image is -3.0. What is the focal length of the mirror?
 
  A) 12 cm
  B) 9.0 cm
  C) 24 cm
  D) 36 cm
  E) 16 cm

Question 2

A beam of light of two different wavelengths enters a pane of glass 3.00 mm thick at an angle of incidence of 56. The indices of refraction for the two different colors are 1.514 and 1.528.
 
  Because of dispersion, the colored beams, although parallel, are separated by a small distance. How far apart are they? A) 0.057 mm
  B) 0.0083 mm
  C) 0.025 mm
  D) 0.014 mm
  E) 0.0062 mm


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k2629

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Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

D


bclement10

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Reply 2 on: Jul 27, 2018
Gracias!

isabelt_18

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Reply 3 on: Yesterday
Wow, this really help

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