Elements Of Remote Sensing Electromagnetic spectrum contains: Gamma rays (wave length < 10⁻¹⁰ m) Ultraviolet rays (wave length < 10⁻⁶ m) Infrared rays (wave length < 10⁻⁴ m) All of these Gamma rays (wave length < 10⁻¹⁰ m) Ultraviolet rays (wave length < 10⁻⁶ m) Infrared rays (wave length < 10⁻⁴ m) All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing If electric permittivity and magnetic permeability of the medium are respectively ‘ε’ and ‘μ’, then the velocity (Cm) of the electromagnetic wave in the medium is given by: Cm = 1/√8 μ Cm = 1/εμ Cm = 5/√εμ None of these Cm = 1/√8 μ Cm = 1/εμ Cm = 5/√εμ None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing 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 = (B/H) dp h = dp/(B/H) h = (H/B) dp h = dp/(H/B) h = (B/H) dp h = dp/(B/H) h = (H/B) dp h = dp/(H/B) ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Repetitive observations of the same area at equal interval of time are useful to monitor the dynamic phenomena: Vegetative cover Snow cover Cloud evolution All of these Vegetative cover Snow cover Cloud evolution All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The part radiation due to scattered/diffused radiation entering the field of view of a remote sensor other than that from the required target, Increases both the contrast and sharpness Reduces the contrast of the image and also its sharpness Increases the contrast of the image but reduces the sharpness Reduces the contrast but increases the sharpness Increases both the contrast and sharpness Reduces the contrast of the image and also its sharpness Increases the contrast of the image but reduces the sharpness Reduces the contrast but increases the sharpness ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The coherence length over which there is a strong relationship between amplitudes is; Directly proportional to the bandwidth Inversely proportional to the bandwidth None of these The square of the bandwidth Directly proportional to the bandwidth Inversely proportional to the bandwidth None of these The square of the bandwidth ANSWER DOWNLOAD EXAMIANS APP
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