Linear velocity of a satellite equals
Where G(Gravity constant) = 6.67 × 10-11m3/kg-sec, M = mass of earth, r = radius of circular orbit
A. $$\frac{{{\text{GM}}}}{{\text{r}}}{\text{m/s}}$$
B. $$\sqrt {\frac{{{\text{GM}}}}{{\text{r}}}} {\text{m/s}}$$
C. $$\frac{{\text{G}}}{{{\text{Mr}}}}{\text{m/s}}$$
D. $$\frac{{\sqrt {{\text{GM}}} }}{{\text{r}}}{\text{s/m}}$$
Answer: Option B
Related Questions on Satellite Communication
Collects very weak signals from a broadcast satellite
A. Helical antenna
B. Satellite dish
C. LNA
D. TWT
Is a loss of power of a satellite downlink signal due to earth’s atmosphere.
A. Atmospheric loss
B. Path loss
C. Radiation loss
D. RFI
As the height of a satellite orbit gets lower, the speed of the satellite ___________.
A. Increases
B. Decreases
C. Remains the same
D. None of the above

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