Planet with longest orbital period among options — UPSC Prelims PYQ 2003
Among the following which planet takes maximum time for one revolution around the Sun?
- Earth
- Jupiter
- Mars
- Venus
Explanation
Option (b) is correct
- Among the given planets, Venus takes about 225 Earth days, Earth takes 365 days, Mars takes about 687 days, and Jupiter takes about 11.86 Earth years to complete one revolution around the Sun. Therefore, Jupiter takes the maximum time.
Answer: (b) Jupiter
