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Which risk increases when a marine radar array's waveguide loses dielectric integrity?

A)Elevated signal reflection
B)Decreased antenna gain
C)Reduced pulse duration
D)Increased impedance matching

💡 Explanation

Increased signal reflection results, because changing waveguide dielectric properties alters its characteristic admittance, which induces impedance mismatches, therefore causing signal reflection rather than optimal transmission, because the waveguide's capacitance/inductance ratio changes with breakdown.

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