Updated: Feb 19, 2026 | Source: 2026-2030 Question Pool | Topic: T3B
T3B04T3B

What is the velocity of a radio wave traveling through free space?

Deep Dive: T3B04

The official 2026-2030 Question Pool answer is A: Speed of light. This Technician question is synchronized with the current NCVEC release and incorporated errata. Use the exact wording and answer key shown here when preparing for the current exam pool.

Why Other Answers Are Wrong

Option B: This is not the keyed answer in the current official pool. The official keyed answer is A: Speed of light. Option C: This is not the keyed answer in the current official pool. The official keyed answer is A: Speed of light. Option D: This is not the keyed answer in the current official pool. The official keyed answer is A: Speed of light.

Exam Tip

For T3B04, remember the current official key: A - Speed of light.

Memory Aid

T3B04: A - Speed of light

Source & Coverage

Question Pool: 2026-2030 Question Pool

Subelement: T3B

Reference: 2026-2030 Question Pool · T3 - Radio wave characteristics

Key Concepts

T3B Technician question pool official answer key

Official Pool Source

Question text and answer key are synchronized with the current NCVEC Technician Class pool and mapped to the T3B topic.