MP Board · Class 6 · Science · Electricity and CircuitsWhich of the following is an insulator?
Step-by-Step Solution
An insulator does not allow electric current to pass through it. Out of the options, an eraser made of rubber is an insulator, whereas copper, aluminum, and iron are metals and act as conductors.
Detailed Options Breakdown
Option : Copper wire
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Electricity and Circuits.
Option 1: Aluminum foil
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Electricity and Circuits.
Option 2: Eraser (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: Iron rod
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Electricity and Circuits.
💡 Study Guide: This question tests core syllabus concepts from Electricity and Circuits. For formulas, key summaries, and mock exam reference guides, read the full Electricity and Circuits Revision Notes.