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Work and Energy — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceWork and Energy1 Mark
Question
An object is falling freely from a height x. After it has fallen a height, it will possess:
  1. Only potential energy.
  2. Only kinetic energy.
  3. Half potential and half kinetic energy.
  4. Less potential and more kinetic energy.
✓

Answer

  1. Half potential and half kinetic energy.

Explanation:

During the free fall, potential energy is gradually converted into kinetic energy. At half of the maximum height, energy is equally distributed in the form of potential and kinetic energy.

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