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← ScienceWhich risk escalates when a heat engine's duty cycle requires minimal cooling?
A)Thermal runaway of active components✓
B)Increased structural fatigue cracking rate
C)Decreased lubrication effectiveness rapidly
D)Reduced pump cavitation inception margin
💡 Explanation
Thermal runaway becomes likely because insufficient cooling increases chip temperatures, thereby raising leakage current via the Miller effect. Consequently, the increased current dramatically worsens heat dissipation rather than stabilizing therefore the chips fail before end of life.
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