I. Have only potential energy
II. Can stay on parking orbit
III. Have velocities lower than velocity of escape
Which of the above are correct about artificial Earth satellite?
A
II and III only
B
I and II only
C
I and III only
D
I, II and III only
Verified Correct Answer: A.
Step-by-Step Mathematical Solution
II. Can stay on parking orbit
III. Have velocities lower than velocity of escape.
Thus, only II and III are correct
Source: WAEC / JAMB / NECO Classroom Archive (Record #78251)