Elements of Remote Sensing

A. The off-nadir resolution is degraded
B. The ground distance swept by the senor, IFOV is proportional to sec2 of scan measured from the nadir
C. The details towards the edge of the scan get compressed
D. All of these

A. Positional accuracies ~ 1 – 2 m if rover is less than 1-2 km from the reference station
B. Positional accuracies ~ 2 – 5m if rover is less than 2-5 fm from the reference station
C. Positional accuracies ~ 5 – 10 m if rover is less than 5-10 km from reference station
D. Positional accuracies ~ 5 – 10 m if rover is less than 25 km

A. Passive remote sensing
B. Active remote sensing
C. Neutral remote sensing
D. None of these

A. Increases with salinity
B. Increases with temperature
C. Decreases with salinity
D. Decreases with temperature

A. Ozone hole

B. Atmospheric window

C. Ozone window

D. Black hole

A. Sensors
B. Passive sensors
C. Active sensors
D. None of these

A. 15,200 km
B. 26,600 km
C. 18,400 km
D. 36,000 km

A. Fresnel reflection
B. Fresnel refraction
C. Snell’s law
D. None of these

A. Evelyn L. Pruitt, a geographer
B. Gaspard Felix Tournachon, a French scientist
C. Wilbur Wright, an Italian scientist
D. None of these

A. Sun as the source of energy
B. Flash light as a source of energ
C. Its own source of energy
D. None of these