Elements Of Remote Sensing Which one of the following statement is correct? All of these Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation 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 All of these Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation 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 Rayleigh's criteria for a rough surface is: (where letters carry their usual meanings). 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 h < λ/8 cos θ h > λ/8 cos θ ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Critical angle of electromagnetic radiation takes place if Angle of incidence is equal to 90° Angle of incidence is equal to angle of refraction Angle of refraction is equal to 90° Angle of incidence is greater than the angle of refraction Angle of incidence is equal to 90° Angle of incidence is equal to angle of refraction Angle of refraction is equal to 90° Angle of incidence is greater than the angle of refraction ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The object of photo-interpretation is: All of these Recognition of objects Judging the significance of objects Identification All of these Recognition of objects Judging the significance of objects Identification ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The most widely used antenna in GPS is Slotted antenna Microstrip antenna Parabolic antenna Horn antenna Slotted antenna Microstrip antenna Parabolic antenna Horn antenna ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Electromagnetic spectrum contains: Gamma rays (wave length < 10⁻¹⁰ m) All of these Infrared rays (wave length < 10⁻⁴ m) Ultraviolet rays (wave length < 10⁻⁶ m) Gamma rays (wave length < 10⁻¹⁰ m) All of these Infrared rays (wave length < 10⁻⁴ m) Ultraviolet rays (wave length < 10⁻⁶ m) ANSWER DOWNLOAD EXAMIANS APP