Practice question

What is the primary advantage of using radar detection over inductive loop detection at a traffic signal?

  1. Radar detection is less expensive to install
  2. Radar provides non-intrusive detection without cutting into the pavement surface
  3. Radar detection is more accurate in all weather conditions
  4. Radar detectors require no maintenance

Answer: B — Radar provides non-intrusive detection without cutting into the pavement surface

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