The radius of orbit of a planet is two times that of Earth. The time period of planet is years …….
A. 4.2
B. 2.8
C. 5.6
D. 8.4
Answer:B
The radius of orbit of a planet is two times that of Earth. The time period of planet is years …….
A. 4.2 B. 2.8 C. 5.6 D. 8.4