Practice question

What is the effect of increasing the sensitivity setting on an inductive loop detector amplifier?

  1. It makes the loop detect only large trucks
  2. It makes the loop more sensitive to smaller vehicles but increases the chance of false detections
  3. It increases the physical size of the detection zone
  4. It reduces the power consumption of the detector

Answer: B — It makes the loop more sensitive to smaller vehicles but increases the chance of false detections

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