Repetitive observations of the same area at equal interval of time are useful to monitor the dynamic phenomena: Vegetative cover All of these Snow cover Cloud evolution TRUE ANSWER : ? YOUR ANSWER : ?
Spatial variation in horizontal and vertical directions is caused due to: All of these Biological weathering of rocks Chemical weathering of rocks Physical weathering of rocks TRUE ANSWER : ? YOUR ANSWER : ?
Formation of snow occurs if the cloud temperature is Just above the freezing point At the freezing point Below the freezing point None of these TRUE ANSWER : ? YOUR ANSWER : ?
Which one of the following residual biases involves the GPS accuracy? All listed here Signal propagation biases due to the sphere and troposphere propagation Receiver-dependent biases due to clock stability with line Satellite dependent biases due to uncertainty in the orbital parameters of the satellite TRUE ANSWER : ? YOUR ANSWER : ?
In case of reflection and refraction of electromagnetic radiation, All listed here Angle of incidence = angle of reflection Angle of refraction = sum of the angles of incidence and refraction Angle of incidence = angle of refraction TRUE ANSWER : ? YOUR ANSWER : ?
The various stages occuring in GPS system are described below:<br/>1. Generation of an output to the user<br/>2. Detection of the GPS signals<br/>3. Processing the data in the built-in-computer<br/>4. Decoding the GPS signal.<br/>The correct sequence of the stages is: 1, 2, 3, 4 2, 3, 4, 1 3, 1, 2, 4 2, 4, 3, 1 TRUE ANSWER : ? YOUR ANSWER : ?
Which one of the following quantities forms the basis of radiometry? All of these Radiant energy (Q) Radiant flux (φ) Radiant intensity (I) TRUE ANSWER : ? YOUR ANSWER : ?
DGPS is based on the concept that bias errors in the position of locations in a given local area, are same if their distances are within 100 km 25 km 50 km 75 km TRUE ANSWER : ? YOUR ANSWER : ?
'A time varying electric field produces a magnetic field.' This phenomenon is called: Kirchoff’s law Faraday's law Ampere Maxwell's law Hertz's law TRUE ANSWER : ? YOUR ANSWER : ?
The optical property of a water body depends on: Absorption by the suspended particulate matter Scattering by the suspended particulate matter All of these Absorption by the dissolved material TRUE ANSWER : ? YOUR ANSWER : ?