General Studies · Metrology and Measurements
A Wickman gauge can be best described as a:
- 1Precision measuring instrument consisting of a beam or rule having a fixed jaw at one end and a movable jaw with a Vernier scale.
- 2Gauge that shows the proper water level which must be maintained in a boiler to avoid overheating damage.
- 3Special form of adjustable snap or horseshoe type of gap gauge used for inspection of threads.✓
- 4Gauge used to measure the amount of vacuum in any vessel in which a pressure lower than atmospheric pressure is produced.
Correct answer
Special form of adjustable snap or horseshoe type of gap gauge used for inspection of threads.
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