PhD GAT Subject Test Preparation for Remote Sensing & GIS

Welcome to your PhD GAT Subject Test Preparation for Remote Sensing & GIS

1. Microwave remote sensing primarily uses which wavelength range?

2. The main advantage of microwave remote sensing is:

3. Which band is commonly used in Sentinel-1 SAR?

4. In radar, the backscatter coefficient (σ⁰) represents:

5. Increasing surface roughness generally:

6. Which polarization combination gives the strongest return from urban areas?

7. The radar wavelength (λ) is inversely proportional to:

8. Which of the following describes double-bounce scattering?

9. A smooth, calm water surface mainly produces:

10. What determines range resolution in radar?

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