The field in a section of ferromagnetic pipe being magnetized by means of a central conductor is strongest at the:

Related MCQs

• The field in a section of pipe being magnetised by means of a central conductor is stronger at:
• The lines of flux or force in a circularly magnetized ferromagnetic bar:
• How is the magnetic field strength at the surface of a magnetic conductor having permeability, µ, related to the magnetic field strength, F, at the surface of a nonmagnetic conductor carrying the same current?
• The space within and surrounding a magnetized part of a conductor carrying a current is known as:
• How is the magnetic field strength, F, just outside a magnetic conductor having permeability, µ, related to that just outside a nonmagnetic conductor of the same size, carrying the same current?
• Which of the following is false concerning a magnetic field in and around a hollow conductor as compared to that of a solid conductor of the same outside diameter when both are of the same magnetic material, and when the applied current is the same?
• A bar that is 5 cm (2 inches) by 10 cm (4 inches) by 30.5 cm (12 inches) is being magnetized in the circular direction. About how many amperes are required using the perimeter approach?
• The magnetic particles are noticed to bunch in some fillet areas and stand on end on the edge of a part being magnetized. These observations indicate that the:
• Compared to the magnetic field strength at the outer surface, the magnetic field strength, at the centre of a hollow, nonmagnetic conductor carrying DC current is:
• The opposition that a ferromagnetic material shows to the establishment of a magnetic field is called: