For sustaining the nuclear fission chain

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Target Exam

CUET

Subject

Physics

Chapter

Nuclei

Question:

For sustaining the nuclear fission chain reaction in a sample of ²³⁵₉₂U, which is a desirable method to slow down fast nuetrons?

Options:

by friction

elastic damping/scattering

absorption

None of these

Correct Answer:

elastic damping/scattering

Explanation:

Collison during elastic scattering with light nuclei takes away nearly half of the energy