Elements Of Remote Sensing Which one of the following factors does not affect the scale of the air photographs? Focal length None of these Flying height Ground elevation Focal length None of these Flying height Ground elevation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Rayleigh's criteria for a rough surface is: (where letters carry their usual meanings). h = λ/8 cos θ h > λ/8 cos θ h < λ/8 cos θ h > λ/Δ cos θ h = λ/8 cos θ h > λ/8 cos θ h < λ/8 cos θ h > λ/Δ cos θ ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following statement is correct? Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation All of these The radiant energy which falls upon a surface is termed as irradiance 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 All of these The radiant energy which falls upon a surface is termed as irradiance The rate of transfer of radiant energy is called flux and is expressed in watts ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Formation of snow occurs if the cloud temperature is Below the freezing point Just above the freezing point None of these At the freezing point Below the freezing point Just above the freezing point None of these At the freezing point ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The value of energy quantum for radiation of any frequency is proportional to: The square of the frequency The square root of the frequency The reciprocal of the energy The frequency The square of the frequency The square root of the frequency The reciprocal of the energy The frequency 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 None of these Cm = 5/√εμ Cm = 1/εμ Cm = 1/√8 μ None of these Cm = 5/√εμ Cm = 1/εμ ANSWER DOWNLOAD EXAMIANS APP