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Author Question: The image of a plant is 4.0 cm from a concave spherical mirror having a radius of curvature of 10 ... (Read 82 times)

formula1

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on: Jul 29, 2018
The image of a plant is 4.0 cm from a concave spherical mirror having a radius of curvature of 10 cm. Where is the plant relative to the mirror?
 
  A) 2.2 cm in front of the mirror
  B) 20 cm in front of the mirror
  C) 4.4 cm in front of the mirror
  D) 1.0 cm in front of the mirror
  E) 9.0 cm in front of the mirror

Question 2

An important reason for using a very large diameter objective in an astronomical telescope is
 
  A)
 
  to increase the magnification.
  B)
 
  to increase the resolution.
  C)
 
  to form a virtual image, which is easier to look at.
  D)
 
  to increase the width of the field of view.
  E)
 
  to increase the depth of the field of view.


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Mochi

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

A

Answer to Question 2

B


formula1

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Reply 2 on: Jul 29, 2018
Gracias!

duy1981999

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Reply 3 on: Yesterday
Excellent

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