Multiple choice

Which of following is used as a filter in rubber tyres?

  1. Graphite

  2. Coal

  3. Coke

  4. Carbon Black
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Carbon black is extensively used as a reinforcing filler and filter in rubber tyres. It improves the strength, durability, and UV resistance of the rubber while also providing the characteristic black colour. The other options (graphite, coal, coke) are not typically used in tyre manufacturing.

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