question_answer

Relative permittivity and permeability of a material \[{{\varepsilon }_{r}}\,\,and\,\,{{\mu }_{r}}\] respectively. Which of the following values of these quantities are allowed for a diamagnetic material?

A) \[{{\varepsilon }_{r}}=0.5,\,\,\,{{\mu }_{r}}=1.5\]         

B) \[{{\varepsilon }_{r}}=1.5,\,\,{{\mu }_{r}}=0.5\]

C) \[{{\varepsilon }_{r}}=0.5,\,\,{{\mu }_{r}}=0.5\]

D)   \[{{\varepsilon }_{r}}=1.5,\,\,{{\mu }_{r}}=1.5\]