A thermocouple of resistance is connected in series with a galvanometer of resistance. The thermocouple develops an m.f. of per degree temperature difference between two junctions. When one junction is kept at and the other in a molten metal, the galvanometer reads The temperature of molten metal, when .m.f. varies linearly with temperature difference, will be |
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a) |
b) |
c) |
d) |
A thermocouple of resistance is connected in series with a galvanometer of resistance. The thermocouple develops an m.f. of per degree temperature difference between two junctions. When one junction is kept at and the other in a molten metal, the galvanometer reads The temperature of molten metal, when .m.f. varies linearly with temperature difference, will be |
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a) |
b) |
c) |
d) |
(a) Let the temperature of molten metal is The thermo- mf Current in the circuit But |