Concept explainers
To Calculate: The number of fibres needed to form a cable.
Answer to Problem 28R
Explanation of Solution
Given:
Diameter of optical fiber,
Side of square cross-section of cable,
Formula Used:
Area of circle,
Here, d is the diameter.
Area of square,
Here, a is the side of the square.
Conversion units:
Calculations:
Number of fibres can be calculated as follows:
Substitute the values and solve:
Conclusion:
Thus, the number of fibres needed to form a cable is
Chapter 12 Solutions
Glencoe Physical Science 2012 Student Edition (Glencoe Science) (McGraw-Hill Education)
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