Schematic diagram of a shear vane.
Translated into Tamil by <a href="//commons.wikimedia.org/wiki/User:Mekala_Harika" title="User:Mekala Harika">User:Mekala Harika</a>
2019-03-26
<span class="int-own-work" lang="en">Own work</span> by <a href="//commons.wikimedia.org/wiki/User:Lusilier" title="User:Lusilier">Lusilier</a>