Which of the following substances is not an insulator?

Assessment: WAEC SSCE - Physics - 1994 (Objective) Subject: Physics

Question 1 Report

Which of the following substances is not an insulator?
Answer Details
Aluminium is not an insulator because it is a good conductor of electricity. When a substance conducts electricity, it allows electric charges to flow freely through it. In contrast, insulators prevent or limit the flow of electric charges, making them ideal for use in electrical insulation. Therefore, the answer to the question is Aluminium.
Read lesson note on Simple A.C Circuits (JAMB)
Read lesson note on Electrostatics (JAMB)
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