Elements Of Remote Sensing A passive sensor uses: None of these 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 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Spatial variation in horizontal and vertical directions is caused due to: Biological weathering of rocks All of these Chemical weathering of rocks Physical weathering of rocks Biological weathering of rocks All of these Chemical weathering of rocks Physical weathering of rocks 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 = 5/√εμ Cm = 1/√8 μ None of these Cm = 1/εμ Cm = 5/√εμ Cm = 1/√8 μ None of these Cm = 1/εμ ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Formation of snow occurs if the cloud temperature is At the freezing point None of these Just above the freezing point Below the freezing point At the freezing point None of these Just above the freezing point Below the freezing point ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing In case of reflection and refraction of electromagnetic radiation, Angle of incidence = angle of reflection Angle of refraction = sum of the angles of incidence and refraction All listed here Angle of incidence = angle of refraction Angle of incidence = angle of reflection Angle of refraction = sum of the angles of incidence and refraction All listed here Angle of incidence = angle of refraction 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 None of these Fresnel refraction Snell's law Fresnel reflection None of these Fresnel refraction Snell's law ANSWER DOWNLOAD EXAMIANS APP