+1 vote
in Fluid Mechanics by (118k points)
When fluid element moves from one position to another and it undergoes c hange in its dimensions, what type of motion is it?

(a) Linear Translation

(b) Linear Deformation

(c) Angular Deformation

(d) Rotation

I had been asked this question in an international level competition.

This question is from Types of Motion and Vortex Flow topic in division Kinematics of Flow and Ideal Flow of Fluid Mechanics

1 Answer

+2 votes
by (362k points)
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Best answer
Right answer is (b) Linear Deformation

The best I can explain: As per the definition, bodily movement of fluid element causing it to change its dimension is linear deformation.

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