Physics – 3.3 Electromagnetic spectrum | e-Consult
3.3 Electromagnetic spectrum (1 questions)
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(a) Advantage: Low orbit satellites have a shorter distance to travel compared to geostationary satellites. This results in a lower signal delay. A shorter distance also means less power is required for transmission and reception.
(b) Disadvantage: Because low orbit satellites are moving rapidly relative to the ground, a satellite phone user needs to track the satellite. This requires a special antenna and software to maintain a continuous connection. The signal may also be interrupted as the satellite moves out of view.