Which one of the following helps to identify the objects on the earth surface? Signature None of these Atmospheric window Radiometric error TRUE ANSWER : ? YOUR ANSWER : ?
For interpolation of satellite data used for monitoring dynamic changes that occurs on the earth surface, the most suitable orbit for the satellite is: Near polar orbit None of these Sun-synchronous orbit Circular orbit TRUE ANSWER : ? YOUR ANSWER : ?
Which one of the following parameters is considered to determine the reflectance of a vegetation canopy? All of these Look angle Solar zenith angle Azimuth angle TRUE ANSWER : ? YOUR ANSWER : ?
"An Electromagnetic wave falls on to a boundary between two losses less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as: Snell's law Fresnel refraction Fresnel reflection None of these TRUE ANSWER : ? YOUR ANSWER : ?
Consider the following statements regarding the satellite imaging: 1. The satellite orbit is fixed in the inertial space 2. During successive across-track imaging, the earth rotates beneath the sensor 3. The satellite images a skewed areaWhich one of the following statements is/are correct? 2, 3 1, 2 1, 3 1, 2, 3 TRUE ANSWER : ? YOUR ANSWER : ?
Critical angle of electromagnetic radiation takes place if Angle of incidence is equal to 90° Angle of incidence is equal to angle of refraction Angle of refraction is equal to 90° Angle of incidence is greater than the angle of refraction TRUE ANSWER : ? YOUR ANSWER : ?
Which one of the following errors is produced by platform characteristics of the sensor? All of these Altitude Orbit drift Altitude variation TRUE ANSWER : ? YOUR ANSWER : ?
Which one of the following attributes is not associated with digital maps Color South arrow Legends Symbology TRUE ANSWER : ? YOUR ANSWER : ?
Coherence of two electromagnetic waves takes place if their phase difference is: Constant in time None of these Constant in time and space Constant in space TRUE ANSWER : ? YOUR ANSWER : ?
In case of reflection and refraction of electromagnetic radiation, Angle of incidence = angle of reflection Angle of refraction = sum of the angles of incidence and refraction All listed here Angle of incidence = angle of refraction TRUE ANSWER : ? YOUR ANSWER : ?