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T3C08:What causes tropospheric ducting?

T3C08T3C

What causes tropospheric ducting?

Direct answer summary (2026-2030 NCVEC pool)

The official correct answer for T3C08 is Temperature inversions in the atmosphere.

The key fact is Temperature inversions in the atmosphere. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.

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More questions in T3C

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