AIIMS 2004 Physics Annihilation MCQ Question with Solution

When an electron-positron pair annihilates, the energy released is about

A

0.8 × 10⁻¹³ J

B

1.6 × 10⁻¹³ J

C

3.2 × 10⁻¹³ J

D

4.8 × 10⁻¹³ J

Correct Answer

Option B

Detailed Explanation

Antiparticles of stable particles (such as the position and the antiproton) are themselves stable. However, when a particle and its antiparticle meet, the annihilation reaction can occur, the particle and antiparticle both vanish and instead two or more photons can be produced.

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AIIMS 2004 Physics Annihilation MCQ Question

Correct Answer

Detailed Explanation

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