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← ScienceWhich outcome occurs when a CANDU reactor undergoes voiding?
A)Power excursion escalates critically✓
B)Fission fragments transmute to actinides
C)Coolant increases neutron capture
D)Reactor kinetics immediately stabilizes
💡 Explanation
Voiding causes a positive feedback loop because neutron moderation decreases in the coolant, therefore power excursion escalates due to increased reactivity and neutron flux, rather than coolant stabilization because moderator density declines.
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