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Question: Which of these statements is/are true? HINT: What does it mean to be conservative?

I. Conservative forces require contact between 2 objects.
II. Field forces conserve energy.
III. Friction is a conservative force.
IV. Conservative forces are path-dependent.

Options:

  1. II only
  2. II & IV
  3. I, III, and IV
  4. All are true

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1. II only

It mean to be conservative that "Field forces conserve energy.".

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Which of these statements is-are true about conversative

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