Infrared optical ______ can be used for measuring and monitoring temperatures and hot spots of jet engine rotor blades.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is Option 3. i.e. pyrometer.
- A pyrometer is a type of thermal sensor used for measuring high temperatures of a surface.
- Pyrometers are the temperature measuring devices used to detect the object's temperature and electromagnetic radiation emitted from the object.
- It records the temperature level depending upon the intensity of radiation emitted.