SSC JE Mechanical Engineering 25 Sep 2019 Shift 1 Paper

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Question : 187 of 200

Marks: +1, -0

A stream tube represents:

A line traced by a particle of fluid during its movement over a period of time
An open channel flow
An imaginary tube formed by a group of streamlines passing through an area in a flowing fluid
An imaginary line, tangent to which at any point gives the direction of the velocity of the flow of a fluid

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