Hydraulics and Fluid Mechanics in ME
The purpose of a surge tank is

To control the pressure variations due to rapid changes in the pipe line flow
To regulate flow of water to turbines by providing necessary retarding head of water
All of these
To eliminate water hammer possibilities

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Hydraulics and Fluid Mechanics in ME
A glass tube of smaller diameter is used while performing an experiment for the capillary rise of water because

It is not possible to conduct this experiment with any other tube
All of these
It is easier to see through the glass tube
Glass tube is cheaper than a metallic tube

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