In a planet's elliptical orbit, the Sun sits at:
AOne focus
BThe centre
COne corner
DThe edge
Answer & Solution
Correct answer: A. One focus
1. An ellipse has two special interior points called foci.
2. The Sun occupies one of them.
3. So the Sun sits at one focus.
_Source: NCERT Class 11 Physics Part I, Chapter 8, Gravitation._
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