Which one of the following quantities forms the basis of radiometry? All of these Radiant flux (φ) Radiant intensity (I) Radiant energy (Q) TRUE ANSWER : ? YOUR ANSWER : ?
The altitudinal distance of a geostationary satellite from the earth is about: 30,000 km 36,000 km 44,000 km 26,000 km TRUE ANSWER : ? YOUR ANSWER : ?
The various stages occuring in GPS system are described below: 1. Generation of an output to the user 2. Detection of the GPS signals 3. Processing the data in the built-in-computer 4. Decoding the GPS signal.The correct sequence of the stages is: 2, 3, 4, 1 1, 2, 3, 4 2, 4, 3, 1 3, 1, 2, 4 TRUE ANSWER : ? YOUR ANSWER : ?
If flying height of a spacecraft is H, the length of air base is B and the parallax difference between two points is dp, then the difference in height h = dp/(B/H) h = dp/(H/B) h = (B/H) dp h = (H/B) dp TRUE ANSWER : ? YOUR ANSWER : ?
Leaf reflectance depends primarily on: Equivalent water content All of these The pigments Internal cell structure TRUE ANSWER : ? YOUR ANSWER : ?
Who coined the term, ‘Remote sensing’. Wilbur Wright, an Italian scientist Gaspard Felix Tournachon, a French scientist Evelyn L. Pruitt, a geographer None of these TRUE ANSWER : ? YOUR ANSWER : ?
Which one of the following attributes is not associated with digital maps South arrow Color Symbology Legends TRUE ANSWER : ? YOUR ANSWER : ?
In case of reflection and refraction of electromagnetic radiation, Angle of incidence = angle of reflection All listed here Angle of refraction = sum of the angles of incidence and refraction Angle of incidence = angle of refraction TRUE ANSWER : ? YOUR ANSWER : ?
The entire range of the electromagnetic spectrum spans a large spectrum of wave lengths varying from: 10-10 to 1010 m 10-8 to 106 m 10-8 to 108 m 10-10 to 106 m TRUE ANSWER : ? YOUR ANSWER : ?
If θ is the angle of scan measured from the nadir, the ground distance swept by the sensor IFOV is proportional to: sec²θ sin²θ cos²θ tan²θ TRUE ANSWER : ? YOUR ANSWER : ?