Karthik R
Just to add to Surya's comments - please do take a look at this link I shared here on this post. This should help. n

Kind attention @DrAmine @Robhttps://forum.ansys.com/discussion/20214/how-to-find-cell-volume-or-volume-of-cell-or-volume-of-element-at-any-location-inside-fluid-domain

Also, please do not create duplicate posts for the same question. This would avoid unnecessary confusion and help you obtain quicker answers. nThank you.nKarthikn