Elements Of Remote Sensing Orbital radius of GPS satellites is approximately: 26,600 km 36,000 km 18,400 km 15,200 km 26,600 km 36,000 km 18,400 km 15,200 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing In the given figure the phase of All of these Trough C is 3π/2 B crossing is π Crest A is π/2 All of these Trough C is 3π/2 B crossing is π Crest A is π/2 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 = 5/√εμ Cm = 1/√8 μ None of these Cm = 1/εμ Cm = 5/√εμ Cm = 1/√8 μ None of these Cm = 1/εμ ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Spatial variation in horizontal and vertical directions is caused due to: Biological weathering of rocks All of these Physical weathering of rocks Chemical weathering of rocks Biological weathering of rocks All of these Physical weathering of rocks Chemical weathering of rocks 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
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 Snell's law Fresnel reflection Fresnel refraction None of these Snell's law Fresnel reflection ANSWER DOWNLOAD EXAMIANS APP