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Force and Pressure — Science STD 8 — Question

Gujarat BoardEnglish MediumSTD 8ScienceForce and Pressure1 Mark
MCQ
Which of these is an example of a contact force ?
  • A
    A guava falling from the tree.
  • B
    A magnet attracting a hanging iron nail.
  • C
    A plastic comb attracting small pieces of hair.
  • ✓
    A boat moving on water by the action of wind on its sail.
✓

Answer

Correct option: D.
A boat moving on water by the action of wind on its sail.
D

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