In a nuclear reactor, moderators play a key role in helping to slow down rapidly moving neutrons. Which of the following is NOT a moderator frequently used in nuclear reactions?
W) Deuterium oxide
X) Water
Y) Iron
Z) Graphite [gra-FYT]
✔️Answer:Y) IRON
🚀
Take Your Prep to the Next Level
Practice with interactive modes, adaptive testing, and detailed stats on our main app.