Tipler6 25.P.031.soln. A 10 gauge copper wire carries a current of 23 A. Assuming one free...
Tipler6 25.P.031.soln.
A 10 gauge copper wire carries a current of 23 A. Assuming one
free electron per copper atom, calculate the drift velocity of the
electrons. (The cross-sectional area of a 10-gauge wire is 5.261
mm2.)
mm/s
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Tipler6 25.P.031.soln.
A 10 gauge copper wire carries a current of 23 A. Assuming one
free...
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...
A copper wire of 1.0 cross-sectional area carries a current of 2.72 A What is the...
A copper wire of 1.0 cross-sectional area carries a current of 2.72 A What is the magnitude of the drift velocity in m/s) for an electron in the wire? The number of free charge carries of copper per unit volume is 8.0x10 electrons/m! A. 2.0E10+
An 18-gauge copper wire (diameter 1.02 mm) carries a current with a current density of 1.40×106...
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.
Copper contains 8.4 Times 10^28 free electrons per cubic meter. A copper wire of cross-sectional area...
Copper contains 8.4 Times 10^28 free electrons per cubic meter. A copper wire of cross-sectional area 7.4 Times 10^-7 m^2 carries a current of 1 A. What is the electron drift speed?
The maximum rated current for a copper wire of cross-sectional area 2 mm^2 is 20A. (a)...
The maximum rated current for a copper wire of cross-sectional
area 2 mm^2 is 20A. (a) What is the corresponding current density
in A/m^2? (b) On the assumption that each copper atom contributes
one conduction electron, calculate the electronic drift velocity
corresponding to this current density. (Avogadro's number =
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of copper = 8.92 g/cm^3.) (c) Use the observed conductivity to
calculate the average collision time for an electron in...
An aluminum wire having a cross-sectional area of 6.00 ✕ 10-6 m2 carries a current of...
An aluminum wire having a cross-sectional area of 6.00 ✕ 10-6 m2 carries a current of 8.00 A. Find the drift speed of the electrons in the wire. The density of aluminum is 2.70 g/cm3. Assume each aluminum atom supplies one conduction electron. mm/s
Problem 3 Copper has 8.5-1028 free electrons per cubic meter. A 71.0 cm length of 12-gauge...
Problem 3 Copper has 8.5-1028 free electrons per cubic meter. A 71.0 cm length of 12-gauge copper wire that is 2.05 mm in diameter carries 4.85 A of current. (a) How much time does it take for an electron to travel the length of the wire? (b) Repeat part (a) for 6-gauge copper wire (diameter 4.12 mm) of the same length that carries the same current. (c) More generally, how does changing the diameter of the wire that carries a...
(16 points) Copper has 8.5 x 1023 free electrons per cubic meter. A segment of copper...
(16 points) Copper has 8.5 x 1023 free electrons per cubic meter. A segment of copper wire that has a length of 45 cm and cross-sectional radius of 1.1 mm carries a current of 4.8 A. (a) Calculate the drift velocity of electrons in the wire. 9. (b) Calculate the average time i tkes for an electron to dfift through the wire segment. (Area of a circle A m2, where r is the radius)
A copper wire of 1.0 cross-sectional area carries a current of 2.72 A What is the magnitude of the drift velocity in m/s) for an electron in the wire? The number of free charge carries of copper per unit volume is 8.0x10 electrons/m! A. 2.0E10+
Copper contains 8.4 Times 10^28 free electrons per cubic meter. A copper wire of cross-sectional area 7.4 Times 10^-7 m^2 carries a current of 1 A. What is the electron drift speed?
The maximum rated current for a copper wire of cross-sectional
area 2 mm^2 is 20A. (a) What is the corresponding current density
in A/m^2? (b) On the assumption that each copper atom contributes
one conduction electron, calculate the electronic drift velocity
corresponding to this current density. (Avogadro's number =
6.02E10^23 atoms per mole; atomic weight of copper = 63.5; density
of copper = 8.92 g/cm^3.) (c) Use the observed conductivity to
calculate the average collision time for an electron in...
Problem 3 Copper has 8.5-1028 free electrons per cubic meter. A 71.0 cm length of 12-gauge copper wire that is 2.05 mm in diameter carries 4.85 A of current. (a) How much time does it take for an electron to travel the length of the wire? (b) Repeat part (a) for 6-gauge copper wire (diameter 4.12 mm) of the same length that carries the same current. (c) More generally, how does changing the diameter of the wire that carries a...
(16 points) Copper has 8.5 x 1023 free electrons per cubic meter. A segment of copper wire that has a length of 45 cm and cross-sectional radius of 1.1 mm carries a current of 4.8 A. (a) Calculate the drift velocity of electrons in the wire. 9. (b) Calculate the average time i tkes for an electron to dfift through the wire segment. (Area of a circle A m2, where r is the radius)
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