Question: Suppose that a given laser has a gain profile characterized by width ( Delta v _ { mathrm { g } }

Suppose that a given laser has a gain profile characterized by width \(\Delta v_{\mathrm{g}}=5\mathrm{GHz}\).
i) For a cavity of length 50 cm , what is the maximum number of longitudinal modes that can oscillate?
ii) What is the longest cavity length that guarantees that only a single longitudinal mode will oscillate?
Suppose that a given laser has a gain profile

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