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: None of these Cm = 1/√8 μ Cm = 5/√εμ Cm = 1/εμ None of these Cm = 1/√8 μ Cm = 5/√εμ Cm = 1/εμ ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following residual biases involves the GPS accuracy? All listed here Satellite dependent biases due to uncertainty in the orbital parameters of the satellite Signal propagation biases due to the sphere and troposphere propagation Receiver-dependent biases due to clock stability with line All listed here Satellite dependent biases due to uncertainty in the orbital parameters of the satellite Signal propagation biases due to the sphere and troposphere propagation Receiver-dependent biases due to clock stability with line 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: Electric waves Wind waves Sound waves Electromagnetic waves Electric waves Wind waves Sound waves Electromagnetic waves ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Temporal variation Spatial variation Spectral variation None of these Temporal variation Spatial variation Spectral variation None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following frequency regions is a part of sun's radiation? Ultraviolet frequency region Infrared frequency region All of these Radio frequency region Ultraviolet frequency region Infrared frequency region All of these Radio frequency region ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing A passive sensor uses: Sun as the source of energy Its own source of energy Flash light as a source of energy None of these Sun as the source of energy Its own source of energy Flash light as a source of energy None of these ANSWER DOWNLOAD EXAMIANS APP
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