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Measurements & InstrumentationTemperature Measurement

Which device is commonly used as a temperature transducer based on resistance change of a metal?

  • ARTD
  • BLVDT
  • CStrain gauge only
  • DTachogenerator
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Correct Answer: A. RTD
Explanation: An RTD measures temperature through the predictable change of a metal's electrical resistance.
Reference: Standard measurements and instrumentation: temperature measurement
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