The maximum and minimum distance of a comet from the Sun are 1.6 × 1012 m and 8.0 × 1010 m respectively. If the speed of the comet at the nearest point is 6 × 104 ms-1, the speed at the farthest point is:
1
1.5 × 103 m/s
2
3.0 × 103 m/s
3
6.0 × 103 m/s
4
4.5 × 103 m/s