Which of the following is NOT a conductor?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is Option 1 i.e. Hard rubber.
A substance or material that permits the flow of electricity is referred to as a conductor. When voltage is given to a conductor, electrical charge carriers, often electrons or ions, travel easily from atom to atom.
Examples of heat conductors are iron, aluminum, copper, silver, brass, lead, and stainless steel.