Physics · Nuclear and Particle Physics
Which of the following subatomic particles is unstable and has a mean lifetime of approximately 10 −8 seconds in its charged state?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Positron
- 2Neutrino
- 3Pi-meson✓
- 4Photon
Correct answer
Pi-meson
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