Q. Which of the following is the most superior of coals?
✅ Correct Answer: (A)
Anthracite
Explanation:
✅ Correct Answer: (A) Anthracite
Coal ranks from lowest to highest quality:
- Peat – Lowest grade, lowest carbon content
- Lignite – Brown coal
- Bituminous – Soft coal, widely used
- Anthracite – Highest grade, highest carbon content and calorific value ✅
Quick Trick:
Poor Little Boy Acts
→ Peat → Lignite → Bituminous → Anthracite
Answer: (A) Anthracite ✅
Explanation by: Mr. Dubey
✅ Correct Answer: (A) Anthracite
Coal ranks from lowest to highest quality:
- Peat – Lowest grade, lowest carbon content
- Lignite – Brown coal
- Bituminous – Soft coal, widely used
- Anthracite – Highest grade, highest carbon content and calorific value ✅
Quick Trick:
Poor Little Boy Acts
→ Peat → Lignite → Bituminous → Anthracite
Answer: (A) Anthracite ✅