📊 Process Control And Instrumentation
Q. Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere?
  • (A) Platinum-platinum + rhodium
  • (B) Iron-constantan
  • (C) Copper-constantan
  • (D) Chromel-alumel
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✅ Correct Answer: (A) Platinum-platinum + rhodium

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