Two wires made of copper and aluminum have the same length and diameter. The wires are...
Two wires made of copper and aluminum have the same length and diameter.
The wires are fused together end-to-end to form a single wire. A potential difference is applied to the ends of the wire by a battery so that current flows along the wire. What is the ratio of the electron drift velocity between the two metals, reported as ?
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Two wires made of copper and aluminum have the same length and
diameter.
The wires are...
Two wires have the same diameter, but one is made of copper and the other of...
Two wires have the same diameter, but one is made of copper and the other of aluminum. The copper wire is 2.50 m long and its resistance is 1.85 times that of the aluminum wire. How long is the aluminum wire?
Two pieces of 14-gauge wire (diameter=0.163cm) each are 50m in length. One wire is made of...
Two pieces of 14-gauge wire (diameter=0.163cm) each are 50m in
length. One wire is made of aluminum, the other of tungsten; both
are maintained at a temperature of 20°C. The wires are joined
together at one end to form a sign wire of 100m length. A potential
difference of 12V is applied across the length of this compound
wire. (a) What is the resistance of each 50m segment? (b) What is
the current in each? (c) What is the potential...
Two copper wires, one 1.80 times the diameter of the other, have the same current flowing...
Two copper wires, one 1.80 times the diameter of the other, have the same current flowing through them. If the thinner wire has a drift speed v1 and the thicker wire has a drift speed v2, what is the relationship between the drift speeds?
At the same temperature, two wires made of pure copper have different resistances. The same voltage...
At the same temperature, two wires made of pure copper have different resistances. The same voltage is applied at the ends of each wire. The wires may differ in Check all that apply. length. cross-sectional area. resistivity. amount of electric current passing through them
An aluminum wire with a diameter of 0.125 mm has a uniform electric field of 0.295...
An aluminum wire with a diameter of 0.125 mm has a uniform electric field of 0.295 V/m imposed along its entire length. The temperature of the wire is 55.0° C. Assume one free electron per atom. (a) Use the information in this Table of Resistivities and Temperature Coefficients to determine the resistivity of aluminum at this temperature. ρ = 3.2e-8 Ω·m (b) What is the current density in the wire? J = MA / m2 (c) What is the total...
2) Two copper wires have the same voltage across them and the same length, but one...
2) Two copper wires have the same voltage across them and the same length, but one wire has twice the diameter as the other. How much power is dissipated in the wire with twice the diameter compared to the other wire?A) 1/4 as much B) 1/2 as much C) the same amount D) twice as much E) four times as much
An aluminum wire with a diameter of 0.095 mm has a uniform electric field of 0.205...
An aluminum wire with a diameter of 0.095 mm has a uniform electric field of 0.205 V/m imposed along its entire length. The temperature of the wire is 35.0°C. Assume one free electron per atom. (a) Use the information in this Table of Resistivities and Temperature Coefficients to determine the resistivity (in . m) of aluminum at this temperature. p= 2.m (b) What is the current density (in MA/m2) in the wire? = C MA/m2 (c) What is the total...
An aluminum wire with a diameter of 0.115 mm has a uniform electric field of 0.235...
An aluminum wire with a diameter of 0.115 mm has a uniform electric field of 0.235 V/m imposed along its entire length. The temperature of the wire is 45.0°C. Assume one free electron per atom. (a) Use the information in this Table of Resistivities and Temperature Coefficients to determine the resistivity (in Ω · m) of aluminum at this temperature. ρ = Ω · m (b) What is the current density (in MA/m2) in the wire? J = MA/m2 (c) What is...
Tipler6 25.P.033.soln. A 10-gauge copper wire and a 14-gauge copper wire are welded together end to...
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...
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...
Two pieces of 14-gauge wire (diameter=0.163cm) each are 50m in
length. One wire is made of aluminum, the other of tungsten; both
are maintained at a temperature of 20°C. The wires are joined
together at one end to form a sign wire of 100m length. A potential
difference of 12V is applied across the length of this compound
wire. (a) What is the resistance of each 50m segment? (b) What is
the current in each? (c) What is the potential...
2) Two copper wires have the same voltage across them and the same length, but one wire has twice the diameter as the other. How much power is dissipated in the wire with twice the diameter compared to the other wire?A) 1/4 as much B) 1/2 as much C) the same amount D) twice as much E) four times as much
An aluminum wire with a diameter of 0.095 mm has a uniform electric field of 0.205 V/m imposed along its entire length. The temperature of the wire is 35.0°C. Assume one free electron per atom. (a) Use the information in this Table of Resistivities and Temperature Coefficients to determine the resistivity (in . m) of aluminum at this temperature. p= 2.m (b) What is the current density (in MA/m2) in the wire? = C MA/m2 (c) What is the total...
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