Civil Engineering - Elements of Remote Sensing - Discussion

19. 

For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length lcoh is:

[A]. 130 km
[B]. 230 km
[C]. 250 km
[D]. 500 km

Answer: Option B

Explanation:

No answer description available for this question.

Oladayo said: (Oct 17, 2017)  
Speed = 3*10^8m,
frequency= 1300hz,
wavelenght = speed / frequency,
(3*10^8)/(1300)=230769m ~ 230km.

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