The answer would be D hope it helps and sorry if it is wrong. :)
Centripetal force of satellite = gravitational force between earth and the satellite
(m•v^2)/r = (G•Me•m)/r^2
v^2 = (G•Me)/r
v^2 = 6.67x10^-11 x 5.598x10^24 / 7.5x10^7
v = 2231 m/s
so answer is B
Answer:
H = 109.2 TJ.
Explanation:
Please see the attachment below.
Answer:
I think 0.89 m/s... I'm not 100% sure.
Explanation: