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ECE :: Satellite Communication

  1. What is meant by GPRS ?
  2. A.
    General packet receiver service
    B.
    General packet radio service
    C.
    Global packet radio service
    D.
    none of these

  3. Television transmission is an example of which type of transmission?
  4. A.
    Simplex
    B.
    Half Duplex
    C.
    Full Duplex
    D.
    None of the above

  5. What is meant by Universal Time Day?
  6. A.
    UT day = 1/24(ho + minutes/60+seconds/3600)
    B.
    UT day = 1/24(hours+minutes+seconds/3600)
    C.
    UT day = 1/24(hours+minutes/6+seconds/3600)
    D.
    None of the above

  7. What is meant by Geocentric latitude?
  8. A.
    At a point of interest for zero height, the angle ψe (h=0) = (1-Ee2) tan λE
    B.
    At a point of interest for one height, the angle ψe (h=0) = (1-Ee2) tan λE
    C.
    At a point of interest for zero height, the angle ψe (h=0) = (1-Ee2) tan λ None of the above
    D.
    None of the above

  9. Which of the following is the definition for Azimuth angle?
  10. A.
    It is defined as the angle produced by intersection of local horizontal plane & the plane passing through the earth station , the satellite & center of earth.
    B.
    It is defined as the angle produced by intersection of local vertical plane & the plane is passing through the earth station, the satellite & center of earth.
    C.
    It is defined as the angle produced by intersection of local horizontal plane & center of earth
    D.
    None of the above