Math  /  Geometry

QuestionCalculate the unique spots a laser with diameter 4.05μm4.05 \mu \mathrm{m} can read on a DVD with a 4584 \frac{5}{8} inch diameter.

Studdy Solution
Calculate the number of unique spots on the disk that the laser could read.
Numberofspots=0.00292147.29445×1011=2.256×1014Number\, of\, spots = \frac{0.00292147}{.29445 \times10^{-11}} =2.256 \times10^{14}The laser could read approximately 2.256×10142.256 \times10^{14} unique spots on the disk.

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