Question
Question: Which of the following orbits is a possible orbit for a planet ?...
Which of the following orbits is a possible orbit for a planet ?
A
B
C
D
Answer
Explanation
Solution
According to Kepler’s first law, every planet moves in an elliptical orbit with the sun situated at one of the foci of the ellipse.
In options (1) and (2) sun is not at a forus while in (3) the planet is not in orbit around the sun. Only (4) represent the possible orbit for a planet.