Elements Of Remote Sensing Which one of the following statement is incorrect regarding the electromagnetic radiation? These are produced by the motion of electric charge The changing electric fields induce the changing magnetic fields in the surrounding medium The oscillation of charged particles sets up changing electric fields None of these These are produced by the motion of electric charge The changing electric fields induce the changing magnetic fields in the surrounding medium The oscillation of charged particles sets up changing electric fields None of these 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 None of these Cm = 1/√8 μ Cm = 1/εμ Cm = 5/√εμ None of these Cm = 1/√8 μ Cm = 1/εμ ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The reflection of solar energy is characterized by the water content in the leaf, in the reflective optical infrared: None of these Near-IR (0.7 - 1.3 μm) region Visible (0.4 - 0.7 μm) region Short wave-IR (1.3 - 2.7 μm) region None of these Near-IR (0.7 - 1.3 μm) region Visible (0.4 - 0.7 μm) region Short wave-IR (1.3 - 2.7 μm) region ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Coherence of two electromagnetic waves takes place if their phase difference is: Constant in space Constant in time Constant in time and space None of these Constant in space Constant in time Constant in time and space None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The code based GPS receivers are generally used for: Vehicle tracking All of these Land navigation Trans movement Vehicle tracking All of these Land navigation Trans movement ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Spatial variation in horizontal and vertical directions is caused due to: Chemical weathering of rocks Biological weathering of rocks Physical weathering of rocks All of these Chemical weathering of rocks Biological weathering of rocks Physical weathering of rocks All of these ANSWER DOWNLOAD EXAMIANS APP
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