Question #b3e12

1 Answer

moderator is used i n reactors to slow down the neutrons so that they can interact well with fuel.

Explanation:

"In nuclear engineering, a neutron moderator is a medium that reduces the speed of fast neutrons, thereby turning them into thermal neutrons capable of sustaining a nuclear chain reaction involving uranium-235 or a similar fissile nuclide.".Some reactors heavy water is used as moderator . Early rectors Used graphite as moderator.enter image source here . pictuire credit the balance.com,