How will we know is material we don't know is a conductor or insulator of electricity without doing practical experiment.

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Solution

We cannot simply predict if a material is conductor or insulator we would have to do some scientific experiments.

Whereas some day today materials like all kind of metals are good conductors but wood, plastics are insulators.

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How will we know is material we don't know is a conductor or insulator of electricity without doing practical experiment.

We cannot simply predict if a material is conductor or insulator we would have to do some scientific experiments. Whereas some day today materials like all kind of metals are good conductors but wood, plastics are insulators.

We cannot simply predict if a material is conductor or insulator we would have to do some scientific experiments.

Whereas some day today materials like all kind of metals are good conductors but wood, plastics are insulators.