AIGF Exit Exam • Set 5 Question 19 of 30
What is surge pressure?
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Direct Answer
Option C: phenomenon generated in a pipeline system where there is a change in the rate of flow of liquid in the line
Surge pressure (hydraulic shock / water hammer) is a rapid pressure spike generated in a pipeline when fluid velocity suddenly changes due to quick valve closure.
All Options
A
pressure measuring instrument used for detecting gases or vapours
B
The density of a gas or vapour inder specified conditions of temperature and pressure
C
phenomenon generated in a pipeline system where there is a change in the rate of flow of liquid in the line
(Correct Answer)
D
Vapour pressureremoved from contact with its liquid and heated beyond its boiling temperature
Detailed Explanation & Context
Surge pressure (hydraulic shock / water hammer) is a rapid pressure spike generated in a pipeline when fluid velocity suddenly changes due to quick valve closure.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Ships subject to the IGF Code (AIGF).
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