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when toggle format what by license comment
Jul 13, 2018 at 17:31 vote accept Arjun Satheesh
Jul 11, 2018 at 18:45 comment added S. McGrew @ArjunSatheesh, that is correct.
Jul 11, 2018 at 17:25 comment added Arjun Satheesh So, shadows along the length (parallel to the tube) are clearly visible and the lines perpendicular to the tube have multiple shadows from multiple light sources thereby cancelling each other out.
Jul 11, 2018 at 15:50 comment added Arjun Satheesh This seems to be the answer from what I can see the latest video. Thank you very much.
Jul 10, 2018 at 19:40 history answered S. McGrew CC BY-SA 4.0