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Author Question: Which statement about thin lenses is correct? In each case, we are considering only a single lens. ... (Read 29 times)

abarnes

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on: Jul 29, 2018
Which statement about thin lenses is correct? In each case, we are considering only a single lens.
 
  A) A converging lens always produces a real inverted image.
  B) A diverging lens always produces a virtual inverted image.
  C) A converging lens sometimes produces a real erect image.
  D) A diverging lens always produces a virtual erect image.
  E) A diverging lens produces a virtual erect image only if the object is located within the focal point of the lens.

Question 2

A neutral hollow spherical conducting shell of inner radius 1.00 cm and outer radius 3.00 cm has a +2.00-C point charge placed at its center. Find the surface charge density (a) on the inner surface of the shell.
 
  (b) on the outer surface of the shell.


AaaA

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

D

Answer to Question 2

(a) -1590 C/m2 (b) +177 C/m2


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