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Physics Hard FPSC Uploaded: 17 Aug 2026

The energy released in nuclear reactions comes from the conversion of:

  • A Sound into light
  • B Chemical energy into heat
  • C Mass into energy
  • D Kinetic energy to heat
Correct Answer: Option C — Mass into energy
Explanation:
The enormous energy released in nuclear fission and fusion reactions originates from the conversion of a small amount of mass into energy, a...
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Submitted by: PaperMCQs
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