Science and Technology · Defence Metallurgy
What specific classification of materials do the indigenously developed 'DMR grades' (e.g., DMR-249) represent within India's materials and metallurgy ecosystem?
- 1High-temperature ceramics used primarily in scramjet demonstrators
- 2Rare-earth magnets essential for electric vehicle traction motors
- 3Specialized naval steels intended for indigenous shipbuilding projects✓
- 4Electronic-grade chemicals used in semiconductor fabrication units
Correct answer
Specialized naval steels intended for indigenous shipbuilding projects
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