Elements Of Remote Sensing Which one of the following statement is correct? The rate of transfer of radiant energy is called flux and is expressed in watts Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation The radiant energy which falls upon a surface is termed as irradiance All of these The rate of transfer of radiant energy is called flux and is expressed in watts Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation The radiant energy which falls upon a surface is termed as irradiance All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The arrangement of terrain features which provides attributes: the shape, size and texture of objects, is called: Temporal variation None of these Spectral variation Spatial variation Temporal variation None of these Spectral variation Spatial variation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing 'A time varying electric field produces a magnetic field.' This phenomenon is called: Kirchoff’s law Faraday's law Ampere Maxwell's law Hertz's law Kirchoff’s law Faraday's law Ampere Maxwell's law Hertz's law ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing In case of reflection and refraction of electromagnetic radiation, Angle of incidence = angle of refraction Angle of refraction = sum of the angles of incidence and refraction All listed here Angle of incidence = angle of reflection Angle of incidence = angle of refraction Angle of refraction = sum of the angles of incidence and refraction All listed here Angle of incidence = angle of reflection 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/√8 μ Cm = 5/√εμ Cm = 1/εμ None of these Cm = 1/√8 μ Cm = 5/√εμ Cm = 1/εμ None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Orbital radius of GPS satellites is approximately: 15,200 km 18,400 km 26,600 km 36,000 km 15,200 km 18,400 km 26,600 km 36,000 km ANSWER DOWNLOAD EXAMIANS APP
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