A length of aluminum wire of wide L is connected to a power source of 10 V, measured with precision a current of 0.3445 A at 20°C. It is placed on the wire in another environment where the temperature is unknown and a current of 0.2760 A is measured. What is the unknown temperature? Aluminum resistivity 2.65x10-8 Temperature coefficient 0.00429 Please USE SI system

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