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Friction — Science STD 8 — Question

Gujarat BoardEnglish MediumSTD 8ScienceFriction1 Mark
MCQ
Friction can be reduced by using.
  • A
    Oil
  • B
    Grease
  • C
    Powder
  • ✓
    All of these
✓

Answer

Correct option: D.
All of these

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