Answer Key: Self-Test A-4.2

  1. a. True
  2. b. False
  3. b. Bimetallic element
  4. d. Can easily change the thermometer/sensor without draining the piping or vessel
  5. b. False
  6. d. Variable resistance sensor
  7. b. The resistance decreases as the temperature rises.
  8. c. As temperature rises, an increased millivolt signal is created.
  9. c. Infrared energy
  10. b. False
  11. c. 10 ft

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