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Heating and Chemical Effect of Current — JEE physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceJEE physicsHeating and Chemical Effect of Current1 Mark
MCQ
Thermocouple is a device for the measurement of
  • A
    Absolute temperature of a metal
  • ✓
    The temperature difference between two substances
  • C
    The couple acting on a wire
  • D
    Thermal conductivity of a substance
✓

Answer

Correct option: B.
The temperature difference between two substances
(b)

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