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List of top Sensors and Industrial Instrumentation Questions on Temperature Measurement

The emitted radiant energy from a piece of metal was measured using a pyrometer. The temperature was calculated to be \(1000^{\circ}\text{C}\), assuming a surface emissivity of \(0.8\). It was later found that the true surface emissivity was \(0.7\).
The actual temperature of the object is nearest to ______ \(^{\circ}\text{C}\).
  • GATE IN - 2026
  • GATE IN
  • Sensors and Industrial Instrumentation
  • Temperature Measurement
Input-output characteristic of a temperature sensor is exponential for a
  • GATE IN - 2021
  • GATE IN
  • Sensors and Industrial Instrumentation
  • Temperature Measurement