A 14-gauge copper wire has a diameter of 1.684 mm. What magnitude current flows in amperes when the drift velocity is 1.20 mm/s? (The density of free electrons in copper is 8.34 ✕ 1028 e−/m3.).)
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A 14-gauge copper wire has a diameter of 1.684 mm. What magnitude current flows in amperes...
A copper wire has a diameter of 1.350 mm. What magnitude of current flows when the drift velocity is 3.09 mm/s? Take the density of copper to be 8.92 g/cm3. Give your answer in Amperes.
An 18-gauge copper wire (diameter 1.02 mm) carries a current with a current density of 1.40×106 A/m2 . Copper has 8.5×1028 free electrons per cubic meter Calculate the current in the wire Calculate the drift velocity of electrons in the wire.
20.16 - Current A 14.0-gauge copper wire has a diameter of 1.628 mm. What magnitude current flows when the drift velocity is 1.41 mm/s? (See Example 20.3 for useful information.) 22.2A Submit Anser Incorrect. Tries 3/10 Previous Tries
20.16 - Current A 14.0-gauge copper wire has a diameter of 1.628 mm. What magnitude current flows when the drift velocity is 1.41 mm/s? (See Example 20.3 for useful information.) 22.2A Submit Anser Incorrect. Tries 3/10 Previous Tries
Tipler6 25.P.033.soln. A 10-gauge copper wire and a 14-gauge copper wire are welded together end to end. The wires carry a current of 15.8 A. (a) If there is one free electron per copper atom in each wire, find the drift velocity of the electrons in each wire. (Let the cross-sectional area of 10-gauge and 14-gauge wire be 5.261 mm2 and 2.081 mm2, respectively.) 10 - Gauge Wire _________ mm/s 14 - Gauge Wire _________ mm/s (b) What is the...
Tipler6 25.P.033.soln. A 10-gauge copper wire and a 14-gauge copper wire are welded together end to end. The wires carry a current of 15.8 A. (a) If there is one free electron per copper atom in each wire, find the drift velocity of the electrons in each wire. (Let the cross-sectional area of 10-gauge and 14-gauge wire be 5.261 mm2 and 2.081 mm2, respectively.) 10-gauge wire mm/s 14-gauge wire mm/s (b) What is the ratio of the magnitude of the...
Need help on these 3. stuck 1. A copper wire has a diameter of 2.415 mm. What magnitude current flows when the drift velocity is 3.79 mm/s? Take the density of copper to be 8.92x103 kg/m3. Give your answer in Amperes? 2. A jeweler uses a draw plate to stretch a wire to 9 times its original length. By what factor does its resistance increase?
A 4.00 A current runs through a 12-gauge copper wire (diameter 2.05 mm) and through a light bulb. Copper has 8.5×1028 free electrons per cubic meter. a)How many electrons pass through the light bulb each second? b)What is the current density in the wire? c)At what speed does a typical electron pass by any given point in the wire?
Copper wire has a diameter of 1.02 mm. It carries a current of 1.67 A to a 200 W bulb. The density of free electrons is 8.5x10^28 electrons per cubic meter. Find a) the current density and b) the drift velocity
1. When a current flows in an aluminum wire of diameter 4.67 mm, the drift speed of the conduction electrons is 0.000135 m/s. How many electrons are flowing past a given point each second? The conduction electron density in aluminum is 6.00×1028 m−3. 2. When a current flows in an aluminum wire of diameter 2.15 mm, the drift speed of the conduction electrons is 0.000249 m/s. How many electrons are flowing past a given point each second? The conduction electron...