Elements Of Remote Sensing The remote sensing techniques applied for the earth's surface features, is generally confined to the following wave lengths: 4.2 to 5.0, 7.0 to 15.0 μm and 1 cm to 30 cm 0.4 to 1.3, 1.5 to 1.8, 2.2 to 2.6 μm 2.2 to 2.6, 3.0 to 3.6, 4.2 to 5.0 μm All of these 4.2 to 5.0, 7.0 to 15.0 μm and 1 cm to 30 cm 0.4 to 1.3, 1.5 to 1.8, 2.2 to 2.6 μm 2.2 to 2.6, 3.0 to 3.6, 4.2 to 5.0 μm All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Remote sensing techniques make use of the properties of ___________ emitted, reflected or diffracted by the sensed objects: Electromagnetic waves Sound waves Wind waves Electric waves Electromagnetic waves Sound waves Wind waves Electric waves ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Earth observations from a satellite platform provide: Synoptic view of a large area Constant solar zenith angles and similar illumination conditions Repetitive observations of the same area with intervals of a few minutes to a few weeks All of these Synoptic view of a large area Constant solar zenith angles and similar illumination conditions Repetitive observations of the same area with intervals of a few minutes to a few weeks All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing A reduction of nitrogen nutrient in plants: Reduces pigment concentration Increase the visible reflectivity Affects leaf color All of these Reduces pigment concentration Increase the visible reflectivity Affects leaf color All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing "An Electromagnetic wave falls on to a boundary between two losses less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as: Fresnel reflection Fresnel refraction None of these Snell's law Fresnel reflection Fresnel refraction None of these Snell's law ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length loch is: 250 km 230 km 130 km 500 km 250 km 230 km 130 km 500 km ANSWER DOWNLOAD EXAMIANS APP