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Civil Engineering - Elements of Remote Sensing

Exercise : Elements of Remote Sensing - Section 1
11.
Which one of the following residual biases involves the GPS accuracy ?
Satellite dependent baises due to uncertainty in the orbital parameters of the satellite.
Receiver-depandent biases due to clock stability with line
Signal propagation baises due to the sphere and troposphere propogation.
All the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
Pick up the correct definition from the following with response to GIS.
Common boundry between two areas of a locality is known as adjacency.
The area features which are wholly contained within another area feature, is known so containment.
The geometric property which describes the linkage between line features is defined as connectivity.
All of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Which one of the following errors is produced by platform characteristics of the sensor ?
altitude variation
altitude
orbit drift
All of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
The coherence length over which there is a strong relationship between amplitudes is;
directly proportional to the bandwidth
inversely proportional to the bandwidth
the square of the bandwidth
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
In the given figure the phase of
crest A is π/2
B crossing is π
trough C is 3 π/2
All of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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