Exam Question
(a) Sketch a nozzle/flapper device used for the generation of a pneumatic signal, labeling the component parts (10)
(b) Describe the operation of the device in (a) above (6)
Class 4 (4th Engineer)
MEKG
📅 Apr 2024
Reference Answer
### (a) Sketch of a Nozzle/Flapper Device
A sketch would show the following key components, arranged to illustrate the operational principle. The labels are critical for securing full marks.
**Component Parts:**
1. **Regulated Air Supply:** Provides a constant source of clean, dry instrument air (typically 1.4 bar / 20 psi).
A sketch would show the following key components, arranged to illustrate the operational principle. The labels are critical for securing full marks.
**Component Parts:**
1. **Regulated Air Supply:** Provides a constant source of clean, dry instrument air (typically 1.4 bar / 20 psi).
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