The thermo emf E (in volts) of a certain thermocouple is found to vary with Q (in C) according to equation (E =20Q-Q^2/20,) where Q is temperature of the hot function, the cold function being kept at 0°C. Then the neutral temperature of the thermocouple is

AIIMS 2014 Physics Question Paper for free online practice with solutions

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The thermo emf E (in volts) of a certain thermocouple is found to vary with Q (in C) according to equation (E =20Q−

,) where Q is temperature of the hot function, the cold function being kept at 0°C. Then the neutral temperature of the thermocouple is

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