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ESE 2021 Technical Quiz 137|| Communication satellites, orbits, characteristics, systems, uses
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Question 1
Each earth station’s transmission is encoded with a unique binary word called
Question 2
In the satellite communication type of antenna used at the transponder side for better efficiency is?
Question 3
In satellite communication, Faraday rotation is caused by
Question 4
A geostationary satellite located at about 35000 km from earth can cover
Question 5
In a satellite communication, the uplink power level is generally high and power level of the received down link signal is low because:
1). High signal attenuation due to free space loss.
2). Limited available down link power.
3). Finite satellite down link antenna gain, which is dictated by the required coverage area.
1). High signal attenuation due to free space loss.
2). Limited available down link power.
3). Finite satellite down link antenna gain, which is dictated by the required coverage area.
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ESE & GATE ECGeneralJul 9ESE & GATE EC