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Author Question: An object is 50 cm from a concave mirror of radius of curvature of magnitude 60 cm. How far is the ... (Read 66 times)

OSWALD

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An object is 50 cm from a concave mirror of radius of curvature of magnitude 60 cm. How far is the image from the mirror?
 
  A) 19 cm
  B) 35 cm
  C) 60 cm
  D) 75 cm
  E) 120 cm

Question 2

When a person stands 40 cm in front of a cosmetic (concave) spherical mirror, the upright image is twice the size of the object. What is the focal length of the mirror?
 
  A) 27 cm
  B) 40 cm
  C) 80 cm
  D) 160 cm



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FergA

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Answer to Question 1

D

Answer to Question 2

C




OSWALD

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Reply 2 on: Jul 29, 2018
Gracias!


dyrone

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Reply 3 on: Yesterday
Excellent

 

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