31st January 2026

Explanation:

• Statement 1 is incorrect: It is not a constitutional requirement. It is a government practice/tradition (delinked from Budget in 1964).
• Statement 2 is incorrect: It is prepared by the Economics Division of the Dept of Economic Affairs under the guidance of the Chief Economic Adviser (CEA), not specifically the "Principal Economic Advisor" (though they are involved, the authority is the CEA).

Explanation:

• Statement 1 is correct: Corona is the outermost part.
• Statement 2 is correct: Solar winds come from the corona.
• Statement 3 is incorrect: It has an extremely low density, not the most dense.

Explanation:

• Statement 1 is correct: Core (15 million degrees) is hotter than atmosphere (1 million degrees).
• Statement 2 is incorrect: See Statement 3.
• Statement 3 is correct: The corona (atmosphere) is much hotter (1 million degrees) than the surface/photosphere (5700 degrees). This is the "coronal heating problem."

Explanation:

• Solar activity varies with the stages of the solar cycle, which lasts on average for a period of 11 years.

Explanation:

• Statement 1 is NOT correct: It provides services to weaker sections of society (poor, etc.), not "all citizens".
• Statement 2 is Correct: CJI is Patron-in-Chief; second senior-most judge is Executive Chairman.
• Statement 3 is NOT correct: The text mentions the CJI and senior judge roles but does not state the Union Law Minister is Vice Chairman (this role is not standard in NALSA structure described).