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Author Question: A double convex (convex-convex) thin lens has radii of curvature 46. cm, and is made of glass of ... (Read 87 times)

krzymel

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A double convex (convex-convex) thin lens has radii of curvature 46. cm, and is made of glass of index of refraction n = 1.60. What is the focal length?
 
  A) 36. cm
  B) infinite
  C) 46. cm
  D) 18. cm
  E) 38 cm

Question 2

In a single slit diffraction experiment, the width of the slit is 3.1 x 10-5 m and the distance from the slit to the screen is 2.2 m.
 
  If the beam of light of wavelength 600 nm passes through the slit and forms a diffraction pattern on the screen, what is the linear distance on the screen from the center of the diffraction pattern to the second dark fringe? A) 3.9 cm
  B) 4.2 cm
  C) 6.3 cm
  D) 2.1 cm
  E) 8.5 cm


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rleezy04

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krzymel

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Reply 2 on: Jul 27, 2018
Wow, this really help


cdmart10

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Reply 3 on: Yesterday
Excellent

 

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