Elements Of Remote Sensing The coherence length over which there is a strong relationship between amplitudes is; Inversely proportional to the bandwidth Directly proportional to the bandwidth None of these The square of the bandwidth Inversely proportional to the bandwidth Directly proportional to the bandwidth None of these The square of the bandwidth ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing In GPS, receivers are used are; Mechanical clocks Atomic clocks Electronic clocks Quartz clocks Mechanical clocks Atomic clocks Electronic clocks Quartz clocks ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called: Passive sensors None of these Active sensors Sensors Passive sensors None of these Active sensors Sensors 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 reflection Snell's law Fresnel refraction None of these Fresnel reflection Snell's law Fresnel refraction None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Critical angle of electromagnetic radiation takes place if Angle of incidence is equal to 90° Angle of incidence is greater than the angle of refraction Angle of incidence is equal to angle of refraction Angle of refraction is equal to 90° Angle of incidence is equal to 90° Angle of incidence is greater than the angle of refraction Angle of incidence is equal to angle of refraction Angle of refraction is equal to 90° ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Spatial variation in horizontal and vertical directions is caused due to: All of these Physical weathering of rocks Biological weathering of rocks Chemical weathering of rocks All of these Physical weathering of rocks Biological weathering of rocks Chemical weathering of rocks ANSWER DOWNLOAD EXAMIANS APP
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