a satellite orbiting the earth at a height of 2000 km from the Earth surface of the earth determine the 10 intial velocity of the satellite
I WILL MARK BRAINST
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Explanation:
Answer
Mass of the Earth, M=6.0×10
24
kg
m=200 kg
R
e
=6.4×10
6
m
G=6.67×10
−11
Nm
2
kg
−2
Height of the satellite,h=400 km=4×10
5
m
Total energy of the satellite at height h=(1/2)mv
2
+(−G
(R
e
+h)
M
e
m
)
Orbital velocity of the satellite, v=
R
e
+h
GM
e
Total energy at height h =
2
1
R
e
+h
GM
e
m
−
R
e
+h
GM
e
m
Total Energy=−
2
1
R
e
+h
GM
e
m
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