Updated: Feb 19, 2026 | Source: 2026-2030 Question Pool | Topic: T0A
T0A07T0A

Where should a lightning arrester be installed in a coaxial feed line?

Deep Dive: T0A07

The official 2026-2030 Question Pool answer is D: On a grounded panel near where feed lines enter the building. 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 A: This is not the keyed answer in the current official pool. The official keyed answer is D: On a grounded panel near where feed lines enter the building. Option B: This is not the keyed answer in the current official pool. The official keyed answer is D: On a grounded panel near where feed lines enter the building. Option C: This is not the keyed answer in the current official pool. The official keyed answer is D: On a grounded panel near where feed lines enter the building.

Exam Tip

For T0A07, remember the current official key: D - On a grounded panel near where feed lines enter the building.

Memory Aid

T0A07: D - On a grounded panel near where feed lines enter the building

Source & Coverage

Question Pool: 2026-2030 Question Pool

Subelement: T0A

Reference: 2026-2030 Question Pool · T0 - Safety

Key Concepts

T0A 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 T0A topic.