SSC JE Mechanical Engineering 27 Oct 2020 Shift 1 Papers

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Question : 140 of 200

Marks: +1, -0

In a two-dimensional flow, a stream line shall be interpreted as:

they are not contours of an impervious two-dimensional body
flow is constant in the direction normal to the flow
at the edge, velocity vector is normal to the flow
a curve such that velocity vector is always tangential and there is no flow in the direction normal to it

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