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1.
The most widely used antenna in GPS is
2.
Due to perturbation of the orbit, satellite orbit parameters are frequently updated on measurements carried out by its
3.
The normal altitude of GPS satellite is about
4.
The ratio of the total solar radiant energy returned by a planetary body to the total radiant energy incident on the body, the called:
5.
Which one of the following parameters is accurate for DGPS?
6.
Which one of the following errors is produced by platform characteristics of the sensor?
7.
The altitudinal distance of a geostationary satellite from the earth is about:
8.
Which one of the following statements is correct regarding the GPS satellites?
9.
For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length loch is:
10.
Remote sensing techniques make use of the properties of ___________ emitted, reflected or diffracted by the sensed objects: