Q. The device necessarily used for automatic temperature control in a furnace is ?

  • (A) Thermostat
  • (B) Auto-transformer
  • (C) Thermo-couple
  • (D) Any of the options
✅ Correct Answer: (C) Thermo-couple

Published by Chandani ⭐ 10.97K Points at 11-Feb-2025 06:33 am in Physics

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