UPSC CSE Prelims
Question 80
Which of the following is/are the characteristic/characteristics of Indian coal?
- High ash content
- Low sulphur content
- Low ash fusion temperature
Select the correct answer using the codes given below.
View correct answer and explanation
Correct answer: A
Correct Option: A
Explanation: Indian bituminous coal is generally high in ash and relatively low in sulphur, while “low ash fusion temperature” is not its defining trait.
Statement/Pair-wise Analysis:
Statement/Item 1: Correct - A relatively high ash content is a persistent quality concern for many Indian coals.
Statement/Item 2: Correct - Many Indian coal deposits have comparatively low sulphur content.
Statement/Item 3: Incorrect - Indian coal is not generally characterised by low ash fusion temperature.
Option-wise Analysis:
A: Correct - selects all and only the accurate statements/pairs.
B: Incorrect - excludes true item 1.
C: Incorrect - includes false item 3 and excludes true item 2.
D: Incorrect - includes false item 3.