Solved UPSC CDS/OTA Question
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Q · Solar System Medium · 45s
Which one of the following statements about the Sun is correct?
TopicSolar System
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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The Sun is a G₂V star. It does not have a solid surface; it is a massive ball of plasma. It takes about 25 days to rotate at the equator, and it constantly emits solar wind.
Final Answer: Option A — The Sun is a G-type main-sequence star (G dwarf).