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Author Question: An object that is 4.0 cm tall is placed 15 cm in front of a concave mirror of focal length 20 cm. ... (Read 124 times)

mp14

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on: Jul 29, 2018
An object that is 4.0 cm tall is placed 15 cm in front of a concave mirror of focal length 20 cm. (a) Where is the image formed and how far is it from the mirror? (b) How tall is the image?
 
  What will be an ideal response?

Question 2

An object that is 3.4 mm tall is placed 25 cm from the vertex of a convex spherical mirror. The radius of curvature of the mirror has magnitude 73 cm.
 
  (a) How far is the image from the vertex of the mirror?
  (b) What is the height of the image?


ergserg

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Reply #1 on: Jul 29, 2018
Answer to Question 1

(a) 60 cm behind the mirror (b) 16 cm

Answer to Question 2

(a) 15 cm (b) 2.0 mm


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mp14

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Reply #2 on: Jul 29, 2018
Thank you!


ergserg

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Reply #3 on: Jul 29, 2018
Always glad to help...


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