1.
The magnetic field lines near a substance are as shown in the figure. The substance is-
3.
Which of the following statements regarding the magnetic lines of force is NOT correct?
5.
A ferromagnetic material is heated above its Curie temperature, then which one is a correct statement?
6.
Which one of the following has negative value of susceptibility?
7.
Which of the following statements is correct?
8.
Which one of the following has relative permeability between 0 and 1?
10.
Which of the following has its permeability less than that of free space?