Consider the following activities:
- Identification of narcotics on passengers at airports or in aircraft
- Monitoring of precipitation
- Tracking of precipitation
- Tracking the migration of animals
In how many of the above activities can radars be used?
(a) Only one
(b) Only two
(c) All three
(d) None
Correct Answer: (b) Only two
Explanation:
- Radars can be used for monitoring and tracking precipitation.
- Radars are not typically used for the identification of narcotics on passengers or for tracking the migration of animals.
Possible Sources: Technology and application references on radar systems.
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