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18091. A moderator generally used in nuclear power plants is

September 14, 2025 by Admin

graphite

heavy water

concrete

graphite and concrete

✅ The correct answer is option D.

Categories Engineering, IC Engines and Nuclear Power Plants MCQs, Mechanical Engineering Tags Engineering MCQs, IC Engines and Nuclear Power Plants MCQs, Mechanical Engineering MCQs

18090. The work or surface speed for cylindrical grinding varies from

18092. The aim of a compound steam engine is

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