The thermo emf of a thermocouple is given by, E=a T+b T^2, where \frac{a}{b}=-200^{\circ} {\C}. If the cold function is kept at 30^{\circ} {\C}, then the inversion temperature is ( \epsilon in volt, T in centigrade)

EAMCET Engineering 2010 Solved Paper

Section: Physics

Question : 103 of 160

Marks: +1, -0

The thermo emf of a thermocouple is given by, E=aT+bT2, where ‌

=−200∘C. If the cold function is kept at 30∘C, then the inversion temperature is ( ε in volt, T in centigrade)

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