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← ScienceWhich effect occurs within a silicon photovoltaic cell subjected to excessive reverse bias?
A)Avalanche breakdown shorts the cell✓
B)Increased open-circuit voltage results
C)Minority carrier diffusion increases linearly
D)Photon generation efficiency peaks quickly
💡 Explanation
Avalanche breakdown occurs because the high reverse-bias electric field accelerates electrons, impacting silicon atoms and generating more electron-hole pairs. Therefore, a short circuit occurs because of exponentially increasing carrier density rather than higher voltage or efficiency under standard conditions.
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