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Which outcome occurs immediately after a surge causes dielectric breakdown in a coaxial cable?

A)Signal reflection increases sharply
B)Capacitance decreases asymptotically
C)Impedance matching improves
D)Wave velocity becomes constant

💡 Explanation

Signal reflection increases significantly after a surge because dielectric breakdown abruptly changes the cable's impedance—called impedance mismatch. The surge causes a short, therefore wave energy reflects rather than continuing down the cable, since all energy is forced back toward the source.

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