Electric Circuits
The ratio of electric flux density to electric field intensity is called ......... of medium

 reluctance
 permeability
 capacitance
 permittivity

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Electric Circuits
Atoms have no electric charge because they

 have an equal number of charged and non charged particles.
 have neutrons in their nuclei.
 have an equal number of neutrons and protons.
 have an equal number of electrons and protons.

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