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Physics 15 Online
OpenStudy (anonymous):

The Resistance Of Copper and Iron At 20 Degree Centigrade Are 4.1 Ohms and 3.9 Ohms Respectively. Neglect Thermal Expansion. Find The Temperature When Both Resistances Are Equal?? Given: Degree Of Dissociation Of Cu: 0.004 and Iron: 0.005

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