WBCS.LIVE practice question

Electrical wires are coated with an insulating material. Generally, the material used is

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Sulfur
  2. Graphite
  3. PVC
  4. All of the above

Correct answer and explanation

Correct answer: PVC

Explanation: āœ… Correct Answer: C) PVC šŸ“š Explanation: Poly Vinyl Chloride (PVC) is the most common insulating material used for coating electrical wires. it is chosen because it is a non-conductor of electricity and is highly resistant to heat and moisture. The coating prevents the flow of current out of the wire, protecting people from electric shocks. PVC is also flexible and durable, making it ideal for indoor and outdoor wiring.