2953Civil EngineeringMedium
Geodimeter is based on________?
APropagation of infrared radiation
BHigh frequency radio waves
CThe visible light as carrier with frequency of the order of 5 × 1014 Hz
DPropagation of modulated light waves
Correct answer
D. Propagation of modulated light waves
Explanation
The correct answer is Propagation of modulated light waves.