An AC appliance cord has its hot and neutral wires separated by 3.35 mm and carries a root mean squared current of 4.10 A. What is the average force per meter (in N/m) between the wires in the cord? (Enter the magnitude.) N/m What is the maximum force per meter (in N/m) between the wires? (Enter the magnitude.) N/m Are the forces attractive or repulsive? Do appliance cords need any special

An AC appliance cord has its hot and neutral wires separated by 3.35 mm and carries a root mean squared current of 4.10 A. What is the average force per meter (in N/m) between the wires in the cord? (Enter the magnitude.) N/m What is the maximum force per meter (in N/m) between the wires? (Enter the magnitude.) N/m Are the forces attractive or repulsive? Do appliance cords need any special

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter22: Magnetism

Section: Chapter Questions

Problem 54PE: An AC appliance cord has its hot and neutral wires separated by 3.00 mm and carries a 5.00-A...

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An AC appliance cord has its hot and neutral wires separated by 3.00 mm and carries a 5.00-A current. (a) What is the average force per meter between the wires in the cord? (b) What is the maximum force per meter between the wires? (c) Are the forces attractive or repulsive? (d) Do appliance cords need any special design features to compensate for these forces?
A particle accelerator produces a beam with a radius of 1.25 mm with a current of 2.00 mA. Each proton has a kinetic energy of 10.00 MeV. (a) What is the velocity of the protons? (b) What is the number (n) of protons per unit volume? (b) How many electrons pass a cross sectional area each second?
15. Two long, straight wires are parallel to each other and are 1.0 cm apart. The current through I wire is 3.0 A and the current through wire II is 10.0 A. Each is flowing in opposite directions. Which of the following statements best describes the force per unit length on wire 1?a. 6.0 x 10 -6 N/mb. 6.0 x 10 -4 N/mc. 3.8 x 10 -5 N/md. 6.0 x 10 -5N/me. 6.0 x 10 -7 N/m
Two infinitely long parallel wires are at a distance of 5.0 cm apart. If the wires carry a current of 5.1A, what is the exchanged force per meter between the wires ( in units of uN )? Select one: O A. 104.0 O B. 135.3 O C. 83.2 O D. 59.8 O E. 122.2 Next p
Q3: 42. Find and graph the charge q(t) and the current i(t) in the LC-circuit in Fig. 151, assuming L 1 H, C = 1 F, v(t) = 1 - e-t if 0 T, and zero initial current and charge. v(t) Fig. 151. LC-circuit
a. The velocity v of an object is given by v=0.9t^2 + 1.2t m/s. Determine the distance travelled s from the rest after the first 3 seconds. b. The current in a LR ciruit is given by i=5(1-e^40t)amps. Determine the mean current over the time period 0 to 25 milliseconds. If someone could help it would be apreciated. thanks
Two infinitely long parallel wires are at a distance of 5.0 cm apart. If the wires carry a current of 6.7A, what is the exchanged force per meter between the wires ( in units of µN )? Select one: OA. 179.6 OB. 211.0 OC. 143.6 OD. 103.2 OE. 233.4 Next pa
Two parallel wires separated by 4.00 cm repel each other with a force per unit length of 2x10-4 N/m. The current in one wire is 5.00 A.a. Find the current in the other wire.b. Are the currents in the same or opposite direction? c. What would happen if the direction of one current were reversed and doubled?
1. An AC appliance cord has its live wire and neutral wire separated by 3.00 mm and carries a 5.00 A current. a) What is the force per unit length between the wires? b) Are the forces between the two wires attractive or repulsive? Explain. c) Do appliance cords need any special design features to compensate for these forces? Explain.
4. A very long coaxial cable consists of a solid cylindrical inner conductor of radius a, surrounded by an outer cylindrical conductor with inner radius b and outer radius c. The inner wire and outer wire (cylinder) do not touch each other. The inner wire has a current in it I, and the outer wire has a current in it I,. 4 is out of the page and Iz is into the page. Use Ampere's law to find an equation for the magnetic field strength (a) between the two wires (ac). (c) If I, and I, were equal but still opposite in direction what would be the magnetic field strength outside of the cable (r>c)?
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