GyanGramConsider the following activities: 1. Identification of narcotics on passengers at airports or in aircraft 2.…
Read the full question, pick an option, then see whether you were right. The answer is not shown until you attempt.
Choose an option before the answer.
Consider the following activities:
1. Identification of narcotics on passengers at airports or in aircraft
2. Monitoring of precipitation
3. Tracking the migration of animals
In how many of the above activities can the radars be used?
Pick an option to check yourself. The answer stays hidden until you attempt.
• Correct Answer: B
• Weather radars (Doppler) detect precipitation by reflecting radio waves off water droplets.
• Wildlife radar systems track bird and animal migration patterns.
• Radars cannot identify chemical substances like narcotics; X-ray or millimeter-wave scanners are used for that.
Same year. Same subject. More attempts.
Keep attempting in GyanGram.
Filter by year or subject, attempt previous-year questions, and connect each miss back to a visual deck.