Light enters a substance from air at an angle of 32.0, and ...

[michelleunicorn]

Light enters a substance from air at an angle of 32.0, and continues at an angle of 23.0. What is the index of refraction of the substance?
 
  A)
 
  0.74
  B)
 
  1.11
  C)
 
  1.28
  D)
 
  1.36
  E)
 
  1.52

Question 2

Light of wavelength 580 nm is incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of the central maximum.
 
  A)
 
  0.26 mm
  B)
 
  1.9 mm
  C)
 
  3.9 mm
  D)
 
  4.3 mm
  E)
 
  7.7 mm

[mcarey591]

Answer to Question 1

D

Answer to Question 2

E

[michelleunicorn]

Thanks for the timely response, appreciate it

[Viet Thy]

YES! Correct, THANKS for helping me on my review