Light from an object proceeds through 3 lenses, each with ...

[chads108]

Light from an object proceeds through 3 lenses, each with magnification 2, -4, 0.2 respectively. The overall magnification is
 
  A) 2 - 4 + 0.2 = -1.8.
  B) 2 x (-4 )  0.2 = -1.6.
  C) 2/(-4)/0.2 = -2.5.
  D) +8/5.
  E) +5/8.

Question 2

Pat is viewing the moon with her new telescope. She is using a 10. mm eyepiece. Which of the following eyepieces will double the magnification?
 
  A) 40. Diopter
  B) 8. mm
  C) 200. Diopter
  D) 12. mm
  E) 5. Diopter

[chjcharjto14]

Answer to Question 1

B

Answer to Question 2

C

[chads108]

Gracias!

[yeungji]

TYSM