The line traced by a single fluid particle as it moves over a period of time is called-

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NPCIL SA/ST ME GJ held on 07/11/2019 Shift-1

Answer 1

Explanation:

A path line indicates a path taken by a fluid element.

Path line:

The path traced by a single fluid particle throughout the flow is represented by a path line.
The trajectory of the path line is traced injecting a dye into the fluid.

F1 S.S Madhu 13.01.20 D1 (1)

Path line can intersect infinite times i.e. it can rotate in a circular path and need not travel in a straight line only.
And there is no limitation like streamline where the line cannot intersect each other.