The relative permeability of materials is not constant.

Related MCQs

• Paramagnetic materials have relative permeability
• Substances which have permeability less than the permeability of free space are known as
• The unit of relative permeability is
• The relative permeability is less than unity is case of
• The relative permeability of a ferromagnetic material is
• Relative permeability of vacuum is
• Those magnetic materials are best suited for making armature and transformer cores which have permeability and hystersis loss.
• The dielectric constant (relative permittivity) of glass is given by
• Hysteresis loop in case of magnetically hard materials is more in shape as compared to magnetically soft materials.
• Which of the following materials has the highest value of dielectric constant?