Elements Of Remote Sensing The infrared portion of EMR lies between 0.5 mm to 1 μm 0.7 to 14 μm 0.4 - 0.7 μm 0.7 - 1.3 μm 0.5 mm to 1 μm 0.7 to 14 μm 0.4 - 0.7 μm 0.7 - 1.3 μm ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Spectral variation None of these Temporal variation Spatial variation Spectral variation None of these Temporal variation Spatial variation 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 The details towards the edge of the scan get compressed All of these 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 The details towards the edge of the scan get compressed All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The various stages occuring in GPS system are described below:1. Generation of an output to the user2. Detection of the GPS signals3. Processing the data in the built-in-computer4. Decoding the GPS signal.The correct sequence of the stages is: 3, 1, 2, 4 2, 3, 4, 1 1, 2, 3, 4 2, 4, 3, 1 3, 1, 2, 4 2, 3, 4, 1 1, 2, 3, 4 2, 4, 3, 1 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The most widely used antenna in GPS is Parabolic antenna Slotted antenna Microstrip antenna Horn antenna Parabolic antenna Slotted antenna Microstrip antenna Horn antenna 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: None of these Cm = 1/√8 μ Cm = 1/εμ Cm = 5/√εμ None of these Cm = 1/√8 μ Cm = 1/εμ Cm = 5/√εμ ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS