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← ScienceWhich effect occurs when a cable's shield capacitance discharges through test equipment?
A)Transient voltage spike occurs✓
B)Increased line impedance results
C)Signal amplitude increases gradually
D)Harmonic distortion decreases sharply
💡 Explanation
A transient voltage spike results because sudden discharge through capacitance causes a rapid release of accumulated electrical energy, leading to an inductive kick through parasitic inductances. Therefore, a transient spike appears at discharge, rather than impedance changes because impedance depends on frequency.
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