An 18-gauge copper wire diameter 102 mm carries a current
An 18-gauge copper wire (diameter 1.02 mm) carries a current with a current density of 1.60×106A/m2. Copper has 8.5×1028 free electrons per cubic meter.
A. Calculate the current in the wire.
B. Calculate the drift velocity of electrons in the wire.
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Current passes through a solution of sodium chloride. In 1.00 s, 2.68×1016 Na+ ions arrive at the negative electrode and 3.92×1016 Cl? ions arrive at the positive electrode. What is the current passing between the electrodes
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An 18-gauge copper wire (diameter 1.02 mm) carries a current with a current density of 1.60×106A/m2. Calculate the drift velocity of electrons in the wire
You apply a potential difference of 4.50 V between the ends of a wire that is 2.50 m in length and 0.654 mm in radius. What is the resistivity of the wire
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