A thermocouple of negligible resistance producesan e.m.fof 40 μV/°C in the linear range of temperature.A galvanometer of resistance 10 ohm whose sensitivityis 1 μA/div - is employed with the termocoupleThesmallest value of temperature difference that can bedetected by the system will be [2011M]

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A thermocouple of negligible resistance producesan e.m.fof 40 μV/°C in the linear range of temperature.A galvanometer of resistance 10 ohm whose sensitivityis 1 μA/div - is employed with the termocoupleThesmallest value of temperature difference that can bedetected by the system will be [2011M]