13. The solid line figure (Figure 2) represents a very small fluid element at a certain instant. After a
change in the position of the fluid element is shown is dotted lines. During this displacement the dimensions of the fluid element do not change, and they continue to retain their original
orientations What is this type of motion? _______________________
14. In this case the fluid element has changed its shape (Figure 3). But the directions of the principal
axes of the fluid element have not changed. This motion is called________________.
13 The Solid Line Figure Figure 2 Represents A Very Small Fluid Element At A Certain Instant After A Change In The P 1 (35.39 KiB) Viewed 16 times
Original element Deformed element Figure 3
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