The definition of resistivity implies that an electric field exists inside a conductor. Yet we know that

there can be no electric field inside a conductor. Is there a contradiction here? Explain.

Question

Keith Roy

Physics

15 January, 19:28

The definition of resistivity implies that an electric field exists inside a conductor. Yet we know that

there can be no electric field inside a conductor. Is there a contradiction here? Explain.

+2

Answers (1)

Know the Answer?

Cesar Parker · Answer 1

Hello

There no electric field in a superconductor, since a superconductor has 0 resistance (and 0 resistivity).

Ordinary mere mortal conductors like silver and copper do have a little resistance and hence do have small electric fields inside. They are not perfect conductors.

Have a nice day

The definition of resistivity implies that an electric field exists inside a conductor. Yet we know thatthere can be no electric field inside a conductor. Is there a contradiction here? Explain.

The definition of resistivity implies that an electric field exists inside a conductor. Yet we know that

there can be no electric field inside a conductor. Is there a contradiction here? Explain.