DBATU Model MCQ – Satellite Communication Views: 82 [adinserter block="1"] Welcome to your Satellite Communication, datedApril 24, 2024 1. ________ law states that the path followed by the satellite around the primary will be an ellipse.Deselect Answer Newton’s 1st law kepler’s first law kepler’s second law kepler’s third law 2. The point where the orbit crosses the equatorial plane going from south to north is known as ________Deselect Answer Ascending node Descending node Inclination none of the above 3. Which of the following refers to the equipment used to provide the service for which the satellite has been launched.Deselect Answer Payload Transponder Propellent None of the above 4. What is meant by TWTA ?Deselect Answer Travelling wave travelling amplifier Travelling wave tube amplifier Tube wave travelling amplifier None of the above 5. A satellite downlink at 12 GHz operates with a transmit power of 6 W and an antenna gain of 48.2 dB. Calculate the EIRP in dBW.Deselect Answer 45 dBW 50 dBW 75 dBW 56 dBW 6. What is meant by Universal Time Day?Deselect Answer UT day = 1/24(ho + minutes/60+seconds/3600) UT day = 1/24(hours+minutes+seconds/3600) UT day = 1/24(hours+minutes/6+seconds/3600) None of the above 7. INTELSAT stands for ________Deselect Answer International Telecommunications Satellite India Telecommunications Satellite Inter Telecommunications Satellite None of the above 8. The range between a ground station and a satellite is 42000 km. Calculate the free space loss a frequency of 6 GHz.Deselect Answer 100 dB 150 dB 175 dB 200.4 dB 9. A geosynchronous satellite Deselect Answer has the same period a that of the Earth has a circular orbit rotates in the equatorial plane has all of the above 10. Orbital disturbances of a geosynchronous satellite are caused by the Deselect Answer Earth Sun Moon All of the above Please fill in the comment box below. [adinserter block="1"]
