Elements Of Remote Sensing Who coined the term, ‘Remote sensing’. Gaspard Felix Tournachon, a French scientist Evelyn L. Pruitt, a geographer Wilbur Wright, an Italian scientist None of these Gaspard Felix Tournachon, a French scientist Evelyn L. Pruitt, a geographer Wilbur Wright, an Italian scientist None of these 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: Sensors Active sensors Passive sensors None of these Sensors Active sensors Passive sensors None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following parameters is accurate for DGPS? Positional accuracies ~ 5 - 10 m if rover is less than 5-10 km from reference station Positional accuracies ~ 2 - 5 m if rover is less than 2-5 km from the reference station Positional accuracies ~ 1 - 2 m if rover is less than 1-2 km from the reference station Positional accuracies ~ 5 - 10 m if rover is less than 25 km Positional accuracies ~ 5 - 10 m if rover is less than 5-10 km from reference station Positional accuracies ~ 2 - 5 m if rover is less than 2-5 km from the reference station Positional accuracies ~ 1 - 2 m if rover is less than 1-2 km from the reference station Positional accuracies ~ 5 - 10 m if rover is less than 25 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: Snell's law Fresnel reflection None of these Fresnel refraction Snell's law Fresnel reflection None of these Fresnel refraction ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Due to perturbation of the orbit, satellite orbit parameters are frequently updated on measurements carried out by its Four ground stations Five ground stations Three ground stations Six ground stations Four ground stations Five ground stations Three ground stations Six ground stations ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Electromagnetic spectrum contains: Gamma rays (wave length < 10⁻¹⁰ m) All of these Ultraviolet rays (wave length < 10⁻⁶ m) Infrared rays (wave length < 10⁻⁴ m) Gamma rays (wave length < 10⁻¹⁰ m) All of these Ultraviolet rays (wave length < 10⁻⁶ m) Infrared rays (wave length < 10⁻⁴ m) ANSWER DOWNLOAD EXAMIANS APP