As viewed from underwater, at what angle from the vertical does ...

[dollx]

As viewed from underwater, at what angle from the vertical does the Sun appear to set?
 
  A)
 
  0
  B)
 
  90
  C)
 
  49
  D)
 
  41
  E)
 
  45

Question 2

If light of wavelength 700 nm is sent through a slit of width of 5.0 m, at what angle from the central maximum is the 4th order minimum?
 
  A)
 
  90
  B)
 
  34
  C)
 
  39
  D)
 
  8
  E)
 
  68

[Moriaki]

Answer to Question 1

C

Answer to Question 2

B

[dollx]

Both answers were spot on, thank you once again

[Moriaki]

Great! Please up vote