Elements Of Remote Sensing Rayleigh's criteria for a rough surface is: (where letters carry their usual meanings). 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 h > λ/Δ cos θ h > λ/8 cos θ h = λ/8 cos θ ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The arrangement of terrain features which provides attributes: the shape, size and texture of objects, is called: None of these Spectral variation Spatial variation Temporal variation None of these Spectral variation Spatial variation Temporal 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 All of these The off-nadir resolution is degraded 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 All of these The off-nadir resolution is degraded The details towards the edge of the scan get compressed ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following geometric errors of satellite sensors is random? Earth rotation Altitude variation Scan skew Panoramic distortion Earth rotation Altitude variation Scan skew Panoramic distortion ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following quantities forms the basis of radiometry? All of these Radiant energy (Q) Radiant flux (φ) Radiant intensity (I) All of these Radiant energy (Q) Radiant flux (φ) Radiant intensity (I) ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The most widely used antenna in GPS is Horn antenna Slotted antenna Parabolic antenna Microstrip antenna Horn antenna Slotted antenna Parabolic antenna Microstrip antenna ANSWER DOWNLOAD EXAMIANS APP