Question

Which instrument is used to locate the people buried under the rubble?

• A. Telescope
• B. Infrared camera
• C. Helicopter
• D. Microscope

Hint:

Infrared → heat detection → rescue operations.

Answer 1

The Correct Option is B

Step 1: Function.
An infrared camera detects heat radiations from the human body.
Step 2: Application.
Rescue teams use it to locate survivors trapped under rubble during earthquakes or landslides.