Question

difference between active and inactive sensors​

Answer 1

Answer:

Explanation:

Active sensors have its own source of light or illumination. In particular, it actively sends a pulse and measures the backscatter reflected back to the sensor. But passive sensors measure reflected sunlight emitted from the sun. When the sun shines, passive sensors measure this energy.

Answer 2

Answer:

Active sensor is type of sensor use energy from electrical sources for measurement of environmental signals which transmitted by the sensor. Passive sensor is which don't use the energy from electrical sources for measuring environmental signals.Thermocouple is one of the example of passive sensor.

Explanation:

hope it helps