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Work, Energy, and Power — Physics STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 SciencePhysicsWork, Energy, and Power2 Marks
Question
How are fast neutrons slowed down with the use of moderators?
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Answer

Neutrons form stable nuclei with protons. Protons available in heavy water mix with neutrons. Since their masses are comparable the neutrons come to rest in the collision.

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