Quiz 4

The earth's area covered by satellite radio beam is ----

• Bandwidth

• Beam width

• Zone

• Foot print

A helical antenna is used for satellite tracking because of ---

• Gain

• Beam width

• Maneuverability

• Circular Polarization

----- collects very weak signals from a broadcast satellite

• Helical antenna

• Dish antenna

• LNA

• TWT

----- is a loss of power of a satellite downlink signal due to earth's atmosphere

• Radiation loss

• Path loss

• Atmospheric loss

• None of above

------ is a limitation in satellite system

• Privacy

• Cost

• Coverage

• Access

A satellite beam that covers almost 42.4% of earths surface is --------

• Zone beam

• Spot beam

• Global beam

• Hemispheric beam

Radiation pattern of earths coverage antennas have a beam width of approximately --------- degrees

• 21

• 5

• 17

• 35

Bandwidth of C-band satellite is ----

• 500 GHz

• 1000 GHz

• 500 MHz

• 1000 MHz

INTELSAT stands for -----

• Intel sattelite

• International Telephone Satellite

• International Satellite

• International Telecommunications Satellite

Smallest beam of a satellite antenna radiation pattern is called as-----

• Zone beam

• Spot beam

• Global beam

• Hemispheric beam