While propagating through homogeneous, isotropic media, Both the fields are at right angles to the direction of propagation Both (A) and (B) Directions of both the fields are orthogonal Neither (A) nor (B) TRUE ANSWER : ? YOUR ANSWER : ?
'A time varying electric field produces a magnetic field.' This phenomenon is called: Ampere Maxwell's law Hertz's law Kirchoff’s law Faraday's law TRUE ANSWER : ? YOUR ANSWER : ?
Due to perturbation of the orbit, satellite orbit parameters are frequently updated on measurements carried out by its Three ground stations Four ground stations Six ground stations Five ground stations TRUE ANSWER : ? YOUR ANSWER : ?
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 details towards the edge of the scan get compressed All of these The off-nadir resolution is degraded TRUE ANSWER : ? YOUR ANSWER : ?
Pick up the correct definition from the following with response to GIS. All of these Common boundary between two areas of a locality is known as adjacency The geometric property which describes the linkage between line features is defined as connectivity The area features which are wholly contained within another area feature, is known so containment TRUE ANSWER : ? YOUR ANSWER : ?
Which one of the following relationship between the wave length (λ), and frequency and the speed (C) of the electromagnetic wave is correct? C = vλ C = v + λ C = 1/λv C = λ/v TRUE ANSWER : ? YOUR ANSWER : ?
Which one of the following quantities forms the basis of radiometry? All of these Radiant energy (Q) Radiant intensity (I) Radiant flux (φ) TRUE ANSWER : ? YOUR ANSWER : ?
Spatial variation in horizontal and vertical directions is caused due to: Chemical weathering of rocks Biological weathering of rocks All of these Physical weathering of rocks TRUE ANSWER : ? YOUR ANSWER : ?
The interaction of the electromagnetic radiation produced with a specific wave length to illuminate a target on the terrain for studying its scattered radiance, is called: Passive remote sensing None of these Neutral remote sensing Active remote sensing TRUE ANSWER : ? YOUR ANSWER : ?
Coherence of two electromagnetic waves takes place if their phase difference is: None of these Constant in time Constant in time and space Constant in space TRUE ANSWER : ? YOUR ANSWER : ?