Answer : A satellite’s time span on Earth is five hours. If the earth-satellite separation is raised to four times the previous amount, the resulting time period is
a) Ten hours.
b)Eighty hours
c)Forty hours
d) twenty hours
Option ‘C’ is the correct answer.
Explanation:
The time period of the satellite can be calculated by using the formula T = 2π√(r3/MG)