Elements Of Remote Sensing Orbital radius of GPS satellites is approximately: 26,600 km 15,200 km 18,400 km 36,000 km 26,600 km 15,200 km 18,400 km 36,000 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Spatial variation Spectral variation None of these Temporal variation Spatial variation Spectral variation None of these Temporal variation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing For interpolation of satellite data used for monitoring dynamic changes that occurs on the earth surface, the most suitable orbit for the satellite is: Sun-synchronous orbit None of these Circular orbit Near polar orbit Sun-synchronous orbit None of these Circular orbit Near polar orbit ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing If electric permittivity and magnetic permeability of the medium are respectively ‘ε’ and ‘μ’, then the velocity (Cm) of the electromagnetic wave in the medium is given by: Cm = 1/εμ Cm = 1/√8 μ None of these Cm = 5/√εμ Cm = 1/εμ Cm = 1/√8 μ None of these Cm = 5/√εμ ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The object of photo-interpretation is: Judging the significance of objects Recognition of objects Identification All of these Judging the significance of objects Recognition of objects Identification 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 refraction Snell's law None of these Fresnel reflection Fresnel refraction Snell's law None of these Fresnel reflection ANSWER DOWNLOAD EXAMIANS APP