Which of the following is an example of an active remote sensing device?

Question

Quizplus · Accepted Answer

LiDAR is an example of an active remote sensing device as it emits its own electromagnetic radiation (in the form of laser pulses) and measures the reflected signals to determine information about the target. The other options listed are passive remote sensing devices, which rely on natural sources of radiation (such as sunlight) or reflected radiation to gather information.

Which of the Following Is an Example of an Active