Elements Of Remote Sensing Orbital radius of GPS satellites is approximately: 36,000 km 15,200 km 18,400 km 26,600 km 36,000 km 15,200 km 18,400 km 26,600 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The coherence length over which there is a strong relationship between amplitudes is; The square of the bandwidth Inversely proportional to the bandwidth Directly proportional to the bandwidth None of these The square of the bandwidth Inversely proportional to the bandwidth Directly proportional to the bandwidth None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The part radiation due to scattered/diffused radiation entering the field of view of a remote sensor other than that from the required target, Reduces the contrast of the image and also its sharpness Increases both the contrast and sharpness Increases the contrast of the image but reduces the sharpness Reduces the contrast but increases the sharpness Reduces the contrast of the image and also its sharpness Increases both the contrast and sharpness Increases the contrast of the image but reduces the sharpness Reduces the contrast but increases the sharpness 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
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 Snell's law None of these Fresnel refraction Fresnel reflection Snell's law None of these Fresnel refraction ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The infrared portion of EMR lies between 0.7 to 14 μm 0.7 - 1.3 μm 0.4 - 0.7 μm 0.5 mm to 1 μm 0.7 to 14 μm 0.7 - 1.3 μm 0.4 - 0.7 μm 0.5 mm to 1 μm ANSWER DOWNLOAD EXAMIANS APP