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4. A copper wire carries a constant current of 125 A to an electroplating tank as...
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+
A 1.0 mm -diameter, 20 cm -long copper wire carries a 4.5 A current. What is...
A 1.0 mm -diameter, 20 cm -long copper wire carries a 4.5 A current. What is the potential difference between the ends of the wire?
1.A copper cylindrical wire which has a radius of 1.2 * 10 -3m carries a constant...
1.A copper cylindrical wire which has a radius of 1.2 * 10 -3m carries a constant current of 6.0 A. Assume each copper atom contributes one free electron. The density of copper is 8.93 g/cm3. Calculate the following: a.Drift velocity, vD, (m/s) b.Resistance (Ω) of a 2 meter segment of this wire at room temperature You will need to look up the following: 1. molar mass of copper, 2. resistivity of copper @ room temp, 3. Avogadro’s number
The figure shows wire section 1 of diameter D,-5.50R and wire section 2 of diameter D2-3.00R, connected by a tapered section. The wire is copper and carries a current. Assume that the current is unif...
The figure shows wire section 1 of diameter D,-5.50R and wire section 2 of diameter D2-3.00R, connected by a tapered section. The wire is copper and carries a current. Assume that the current is uniformly distributed across any cross-sectional area through the wire's width. The electric potential change Valong the length L-1.50 m shown in section 2 is 13.0 μν. The nurmber of charge carriers per unit volume is 820x 1028 m3. What is the drift speed of the conduction...
5.0 4 A 5.0-cm x 10.0-cm rectangular loop made of 3.0-mm-diameter copper wire (resisitivity 1.7*10-822*m) is...
5.0 4 A 5.0-cm x 10.0-cm rectangular loop made of 3.0-mm-diameter copper wire (resisitivity 1.7*10-822*m) is placed next to a long, straight wire that carries a 5.0-A current (see figure). The distance initially separating the loop and the straight wire is 30 cm. 30 cm The loop then begins to move away from the straight wire, at a constant speed of 7.5 cm/s. 5.0 cm Determine the average magnitude and direction of the current induced inside the loop during the...
A squared wire ( 10cm X 10cm) which carries a current of 10 A is placed...
A
squared wire ( 10cm X 10cm) which carries a current of 10 A is
placed in a uniform magnetic field of magnitude B=1.0 T, as shown
in the figure. Please find the net force exerted on the squared
wire
Part 2, Open-end questions (10 points each) 1, A squared wire (10cm X 10 cm) which carries a current of 10 A is placed in a uniform magnetic field of magnitude B=1.0 T, as shown in the figure. Please find...
A copper wire has a diameter of 1.29x10^-3m. It carries a current density of 7.65x10^6A/m^2, which...
A copper wire has a diameter of 1.29x10^-3m. It carries a current density of 7.65x10^6A/m^2, which is assumed to be uniform over the cross section. (a) Calculate the current in the wire. (b) The copper has a conductivity of 5.8x10^7A/Vm with such a wire of 1 mile long, determine the resistance of the copper wire. (c) Determine the potential difference between the two ends of the wire with the current and resistance. (d) Determine the field intensity of E in...
A long straight wire carries a current of 45 A. What is the magnitude of the...
A long straight wire carries a current of 45 A. What is the magnitude of the magnetic field at a distance of a) 0.2 m? b) 0.7 m? c) 1.5 m? A short circular coil with 30 turns and a radius of 4 cm carries a 15 A current. What is the magnetic field at the center of the coil?
4) A cylindrical copper cable carries a current of 1200 A. There is a potential difference...
4) A cylindrical copper cable carries a current of 1200 A. There is a potential difference of 16 mv between the two points on the cable that are 24 cm apart. The number of carriers per unit volume of the current in the wire is 6.95*10^28 a) Find the radius of the cable b) Find the average current density in the cable c) What is the drift velocity of the current ?
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+
The figure shows wire section 1 of diameter D,-5.50R and wire section 2 of diameter D2-3.00R, connected by a tapered section. The wire is copper and carries a current. Assume that the current is uniformly distributed across any cross-sectional area through the wire's width. The electric potential change Valong the length L-1.50 m shown in section 2 is 13.0 μν. The nurmber of charge carriers per unit volume is 820x 1028 m3. What is the drift speed of the conduction...
5.0 4 A 5.0-cm x 10.0-cm rectangular loop made of 3.0-mm-diameter copper wire (resisitivity 1.7*10-822*m) is placed next to a long, straight wire that carries a 5.0-A current (see figure). The distance initially separating the loop and the straight wire is 30 cm. 30 cm The loop then begins to move away from the straight wire, at a constant speed of 7.5 cm/s. 5.0 cm Determine the average magnitude and direction of the current induced inside the loop during the...
A
squared wire ( 10cm X 10cm) which carries a current of 10 A is
placed in a uniform magnetic field of magnitude B=1.0 T, as shown
in the figure. Please find the net force exerted on the squared
wire
Part 2, Open-end questions (10 points each) 1, A squared wire (10cm X 10 cm) which carries a current of 10 A is placed in a uniform magnetic field of magnitude B=1.0 T, as shown in the figure. Please find...
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