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    College Physics Study Set 6
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    Exam 25: Interference and Diffraction
  5. Question
    If the Eye Can Resolve Points Separated by 2
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If the Eye Can Resolve Points Separated by 2

Question 1

Question 1

Multiple Choice

If the eye can resolve points separated by 2.2 × 10-4 rad, how many dpi ensure you don't see individual dots when viewing something 12 inches away? (dpi = dots per inch)


A) 250
B) 340
C) 380
D) 400
E) 590

Correct Answer:

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