Graphite is a/an________________________?
Correct answer: D. Both B. and C.
- A. Electrical insulator
- B. Allotrope of carbon
- C. Moderator used in nuclear reactor
- D. Both B. and C.
Explanation
Graphite is an allotrope of carbon and is also used as a moderator because its carbon nuclei slow neutrons effectively. It is electrically conductive, so the insulator option is false.
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