Elements Of Remote Sensing Which one of the following relationship between the wave length (λ), and frequency and the speed (C) of the electromagnetic wave is correct? C = 1/λv C = λ/v C = vλ C = v + λ C = 1/λv C = λ/v C = vλ C = v + λ ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Orbital radius of GPS satellites is approximately: 15,200 km 26,600 km 36,000 km 18,400 km 15,200 km 26,600 km 36,000 km 18,400 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called: None of these Sensors Passive sensors Active sensors None of these Sensors Passive sensors Active sensors ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Formation of snow occurs if the cloud temperature is At the freezing point None of these Just above the freezing point Below the freezing point At the freezing point None of these Just above the freezing point Below the freezing point ANSWER DOWNLOAD EXAMIANS APP
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 oscillation of charged particles sets up changing electric fields The changing electric fields induce the changing magnetic fields in the surrounding medium None of these These are produced by the motion of electric charge The oscillation of charged particles sets up changing electric fields The changing electric fields induce the changing magnetic fields in the surrounding medium None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following statements is correct regarding the GPS satellites? 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° The nominal altitude is about 20,200 km All of these ANSWER DOWNLOAD EXAMIANS APP