The 2.4-m diameter Hubble space telescope has been placed into ...

[swpotter12]

The 2.4-m diameter Hubble space telescope has been placed into Earth orbit by the space shuttle. Assuming a wavelength of 710 nm, what angular resolution could this telescope achieve by Rayleigh's criterion? (1 nm = 10-9 m)
 a. 5.7  10-6 rad
  c. 3.6  10-7 rad
  b. 7.5  10-6 rad
  d. 2.5  10-7 rad

Question 2

If different filters are used with an astronomical telescope, which of the following would give the best resolution?
 a. red
  c. green
  b. blue
  d. All yield the same resolution.

[macagn]

Answer to Question 1

C

Answer to Question 2

B