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← TechnologyIn optical communication, which consequence results when chromatic dispersion is uncompensated and bit rate increases?
A)Increased intersymbol interference occurs✓
B)Reduced amplifier spontaneous emission
C)Improved signal-to-noise ratio observed
D)Decreased four-wave mixing threshold
💡 Explanation
Increased bit rate with uncompensated chromatic dispersion widens pulses, causing increased intersymbol interference because of pulse overlap, which means the bits interfere, therefore quality degrades, rather than improving SNR or reducing unwanted non-linear effects.
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