Elements Of Remote Sensing Which one of the following statement is incorrect regarding the electromagnetic radiation? 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 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 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length loch is: 500 km 130 km 250 km 230 km 500 km 130 km 250 km 230 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The value of energy quantum for radiation of any frequency is proportional to: The square root of the frequency The square of the frequency The frequency The reciprocal of the energy The square root of the frequency The square of the frequency The frequency The reciprocal of the energy ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing DGPS is based on the concept that bias errors in the position of locations in a given local area, are same if their distances are within 50 km 25 km 100 km 75 km 50 km 25 km 100 km 75 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The infrared portion of EMR lies between 0.4 - 0.7 μm 0.5 mm to 1 μm 0.7 - 1.3 μm 0.7 to 14 μm 0.4 - 0.7 μm 0.5 mm to 1 μm 0.7 - 1.3 μm 0.7 to 14 μm ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Rayleigh's criteria for a rough surface is: (where letters carry their usual meanings). 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 h = λ/8 cos θ ANSWER DOWNLOAD EXAMIANS APP