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Exam Questions Papers - Engineering

Q1:

The ratio of condition current density to displacement current density for a good conductor and a good dielectric is respectively __________ .

A greater than 1, greater than 1

B greater than 1, less than 1

C less than 1, less than 1

ANS:B - greater than 1, less than 1

= 1 can be considered as the dividing line between the conductor and dielectrics for a good conductor >> 1 and for good dielectrics << 1 at any frequency ω.