A multimode step index fiber has a normalized frequency of 72. Estimate the number of guided modes.

Name: A multimode step index fiber has a normalized frequency of 72. Estimate the number of guided modes.
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Quizplus · Accepted Answer

The number of guided modes in a multimode step index fiber can be estimated using the formula $V^2/2$, where $V$ is the normalized frequency. Given $V = 72$, the number of guided modes is approximately $72^2/2 = 2592$.

A Multimode Step Index Fiber Has a Normalized Frequency of 72