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The Resistivity of Gold Is

Question 210

Multiple Choice

The resistivity of gold is The resistivity of gold is At a temperature of 20°C.A gold wire,1.8 mm in diameter and 14 cm long,carries a current of 480 mA.What power is dissipated in this wire at 20°C? A) 0.31 mW B) 0.077<sub> </sub>mW C) 0.14 mW D) 0.19 mW E) 0.25 mW
At a temperature of 20°C.A gold wire,1.8 mm in diameter and 14 cm long,carries a current of 480 mA.What power is dissipated in this wire at 20°C?


A) 0.31 mW
B) 0.077 mW
C) 0.14 mW
D) 0.19 mW
E) 0.25 mW

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