#dc comics#dc#dc fanart#batman#bruce wayne#tim drake#batfam#dick grayson#batfamily
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Everything has an Eckert number. I have an Eckert number. It's zero.
Boundary Layers
Oh my god, you're so Lagrangian!
in response to a solid mechanics-oriented friend asking about normal forces in boundary layers
*casually has a conversation about the effects of Reynolds number on viscous blockage and boundary layer separation in the laundry room*
The velocity of the table is zero. The velocity of my hand is du. ...My hand is getting a little warmer.
Boundary Layers
