Elements Of Remote Sensing For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length loch is: 130 km 250 km 230 km 500 km 130 km 250 km 230 km 500 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following statement is incorrect regarding the electromagnetic radiation? The changing electric fields induce the changing magnetic fields in the surrounding medium These are produced by the motion of electric charge None of these The oscillation of charged particles sets up changing electric fields The changing electric fields induce the changing magnetic fields in the surrounding medium These are produced by the motion of electric charge None of these The oscillation of charged particles sets up changing electric fields ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Due to scan geometry of a satellite sensor: The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir The off-nadir resolution is degraded All of these The details towards the edge of the scan get compressed The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir The off-nadir resolution is degraded All of these The details towards the edge of the scan get compressed ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following statements is correct regarding the GPS satellites? The nominal altitude is about 20,200 km All of these The satellite transmits two L band signals (L1 with 1575.42 MHz and L2 with 1276.6 MHz) The inclination of axis satellite is 55° The nominal altitude is about 20,200 km All of these The satellite transmits two L band signals (L1 with 1575.42 MHz and L2 with 1276.6 MHz) The inclination of axis satellite is 55° ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The optical property of a water body depends on: Absorption by the suspended particulate matter Scattering by the suspended particulate matter Absorption by the dissolved material All of these Absorption by the suspended particulate matter Scattering by the suspended particulate matter Absorption by the dissolved material All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing 'A time varying electric field produces a magnetic field.' This phenomenon is called: Hertz's law Kirchoff’s law Ampere Maxwell's law Faraday's law Hertz's law Kirchoff’s law Ampere Maxwell's law Faraday's law ANSWER DOWNLOAD EXAMIANS APP