Question:
Identify the type of coal that has the highest calorific value.
Identify the type of coal that has the highest calorific value.
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Anthracite is the highest grade of coal, with the highest carbon content and calorific value, making it the most efficient for burning.
Updated On: Mar 23, 2026
- Peat
- Lignite
- Bituminous
- Anthracite
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The Correct Option is D
Solution and Explanation
Step 1: Understanding types of coal.
Coal types are classified based on their calorific value and carbon content. The four main types of coal, from lowest to highest calorific value, are: peat, lignite, bituminous, and anthracite.
Step 2: Analysis of the options.
Step 3: Conclusion.
The highest calorific value is found in anthracite coal. Final Answer: Anthracite.
Coal types are classified based on their calorific value and carbon content. The four main types of coal, from lowest to highest calorific value, are: peat, lignite, bituminous, and anthracite.
Step 2: Analysis of the options.
- (a) Peat: Incorrect. Peat has the lowest calorific value of all the coal types.
- (b) Lignite: Incorrect. Lignite has a relatively low calorific value.
- (c) Bituminous: Incorrect. Bituminous coal has a moderate calorific value but is not the highest.
- (d) Anthracite: Correct. Anthracite has the highest calorific value due to its high carbon content and low moisture content.
Step 3: Conclusion.
The highest calorific value is found in anthracite coal. Final Answer: Anthracite.
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