Elements Of Remote Sensing Orbital radius of GPS satellites is approximately: 15,200 km 18,400 km 36,000 km 26,600 km 15,200 km 18,400 km 36,000 km 26,600 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing "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: Fresnel refraction None of these Fresnel reflection Snell's law Fresnel refraction None of these Fresnel reflection Snell's law ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Consider the following statements regarding the satellite imaging:1. The satellite orbit is fixed in the inertial space2. During successive across-track imaging, the earth rotates beneath the sensor3. The satellite images a skewed areaWhich one of the following statements is/are correct? 1, 2 2, 3 1, 2, 3 1, 3 1, 2 2, 3 1, 2, 3 1, 3 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Coherence of two electromagnetic waves takes place if their phase difference is: Constant in time and space Constant in space Constant in time None of these Constant in time and space Constant in space Constant in time None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following statement is correct? The rate of transfer of radiant energy is called flux and is expressed in watts The radiant energy which falls upon a surface is termed as irradiance All of these Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation The rate of transfer of radiant energy is called flux and is expressed in watts The radiant energy which falls upon a surface is termed as irradiance All of these Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing A passive sensor uses: None of these Its own source of energy Sun as the source of energy Flash light as a source of energy None of these Its own source of energy Sun as the source of energy Flash light as a source of energy ANSWER DOWNLOAD EXAMIANS APP
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