Magnetic Induction
Magnetic Induction: Overview
This Topic covers sub-topics such as Induced Magnetism, Hard and Soft Magnets, Elementary Idea about Retentivity, Poles in Induced Magnetism and, Elementary Idea about Susceptibility
Important Questions on Magnetic Induction
What is the value of susceptibility of a superconductor?
What is hysteresis loop with its help explain the terms retentivity and coercivity?
What does the retentivity and coercivity of a material signify about the material?
Do induced magnets have a north and south pole?
The hysteresis loss in soft magnetic materials must be kept ______
Whether under contact or without contact, the polarity of the magnet produced by induction will be unlike polarity at the farther end and like polarity at the nearer end.
The phenomenon of a magnetic substance acquiring magnetism due to the presence of a magnet is
The ability of magnetic substances to get magnetised under the influence of a magnetic field is _____.
(Choose from retentivity, susceptibility, permeability)
Which among the following is not an application of hard ferromagnetic material?
