Elements Of Remote Sensing Remote sensing techniques make use of the properties of ___________ emitted, reflected or diffracted by the sensed objects: Sound waves Electromagnetic waves Electric waves Wind waves Sound waves Electromagnetic waves Electric waves Wind waves ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The most widely used antenna in GPS is Microstrip antenna Horn antenna Slotted antenna Parabolic antenna Microstrip antenna Horn antenna Slotted antenna Parabolic antenna ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing DGPS is based on the concept that bias errors in the position of locations in a given local area, are same if their distances are within 100 km 25 km 75 km 50 km 100 km 25 km 75 km 50 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The maximum sun's radiation occurs around: None of these 0.7 μ wave length 0.4 μm wave length 0.55 μ wave length None of these 0.7 μ wave length 0.4 μm wave length 0.55 μ wave length ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Orbital radius of GPS satellites is approximately: 18,400 km 15,200 km 26,600 km 36,000 km 18,400 km 15,200 km 26,600 km 36,000 km 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: None of these Cm = 5/√εμ Cm = 1/εμ Cm = 1/√8 μ None of these Cm = 5/√εμ Cm = 1/εμ Cm = 1/√8 μ ANSWER DOWNLOAD EXAMIANS APP
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