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The lift force acts in _____ to the flow velocity.

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in Fluid Mechanics by (118k points)
The lift force acts in _____ to the flow velocity.

(a) Perpendicular direction

(b) Same direction

(c) Opposite direction

(d) Different directions

The question was asked during a job interview.

Question is from Types of Forces Acting in Moving Fluid in chapter Dimensional and Model Analysis of Fluid Mechanics

1 Answer

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Best answer
Correct answer is (a) Perpendicular direction

Explanation: The lift force acts in the perpendicular direction to that of the relative flow velocity. It acts in the perpendicular direction with respect to a surrounding fluid flow. Thus, option Perpendicular direction is correct.

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