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Author Question: Changing the f-number of a camera by two stops by going from f/16 to f/8 will change the intensity ... (Read 50 times)

WWatsford

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on: Jul 28, 2018
Changing the f-number of a camera by two stops by going from f/16 to f/8 will change the intensity of the light hitting the film by a factor of:
 a. 4.
  c. 1/4.
  b. 1/2.
  d. 2.

Question 2

A camera uses a:
 a. diverging lens to form an imaginary image.
  b. converging lens to form a real image.
  c. converging lens to form an imaginary image.
  d. diverging lens to form a real image.


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lucas dlamini

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Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

B


WWatsford

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

frankwu0507

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Reply 3 on: Yesterday
Wow, this really help

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