When a liquid in a piping network encounters anabrupt flow restriction (such as a
Chapter 2, Problem 2-142(choose chapter or problem)
When a liquid in a piping network encounters anabrupt flow restriction (such as a closing valve), it is locallycompressed. The resulting acoustic waves that are producedstrike the pipe surfaces, bends, and valves as they propagateand reflect along the pipe, causing the pipe to vibrate andproduce a familiar sound. This is known as(a) Condensation (b) Cavitation (c) Water hammer(d ) Compression (e) Water arrest
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