A. Permeability is a measure of conducting the magnetic lines of force in the material.
B. Permeability is a measure of the extent to which magnetic lines of force can penetrate a medium.
C. Permeability is expressed as the ratio of the magnetic flux density (B) to the field strength of the magnetizing field.
D. The force between the magnetic poles is inversely proportional to the permeability of the medium.
E. All of these
Correct Answer
All of these
More questions
1. At the same mean velocity, the ratio of head loss per unit length for a sewer pipe flowing full to that for the same pipe flowing half full would be :