A

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Q. Which of the following is NOT a method to reduce friction?

  • (A) By lubrication
  • (B) By polishing
  • (C) throwing sand on the ground
  • (D) None of the above
  • Correct Answer - Option(C)
  • Views: 15
  • Filed under category Physics
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Explanation by: Admin

Some of the ways of reducing friction are:
1. By polishing
2. By lubrication
3. By proper selection of materials
4. By streamlining
5. By using ball bearings

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