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प्रश्न
What happens when an electron collides with a positron?
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उत्तर
They annihilate each other, producing gamma ray photons.
संबंधित प्रश्न
To which part of the electromagnetic spectrum does a wave of frequency 5 × 1019 Hz belong?
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Name the scientist who discovered radio waves
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Answer briefly.
Why light waves travel in a vacuum whereas sound waves cannot?
