Elements Of Remote Sensing Which one of the following statements regarding remote sensing is correct? Both (A) and (B) Neither (A) nor (B) The interaction of the electromagnetic radiation with the target The emission of electromagnetic radiation from the target Both (A) and (B) Neither (A) nor (B) The interaction of the electromagnetic radiation with the target The emission of electromagnetic radiation from the target ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following quantities forms the basis of radiometry? Radiant energy (Q) Radiant intensity (I) Radiant flux (φ) All of these Radiant energy (Q) Radiant intensity (I) Radiant flux (φ) All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Critical angle of electromagnetic radiation takes place if 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 Angle of incidence is equal to 90° ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Electromagnetic radiation: Is capable to travel across space Once generated, remains self-propagating All of these Produces a time varying magnetic field and vice versa Is capable to travel across space Once generated, remains self-propagating All of these Produces a time varying magnetic field and vice versa ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing While propagating through homogeneous, isotropic media, Directions of both the fields are orthogonal Both the fields are at right angles to the direction of propagation Neither (A) nor (B) Both (A) and (B) Directions of both the fields are orthogonal Both the fields are at right angles to the direction of propagation Neither (A) nor (B) Both (A) and (B) 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/εμ Cm = 1/√8 μ None of these Cm = 5/√εμ Cm = 1/εμ Cm = 1/√8 μ None of these Cm = 5/√εμ ANSWER DOWNLOAD EXAMIANS APP
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