The Picard Maneuver@lemmy.worldM to Lemmy Shitpost@lemmy.world · 2 days agoIt's much easier to just pay attentionlemmy.worldimagemessage-square17fedilinkarrow-up1451arrow-down17
arrow-up1444arrow-down1imageIt's much easier to just pay attentionlemmy.worldThe Picard Maneuver@lemmy.worldM to Lemmy Shitpost@lemmy.world · 2 days agomessage-square17fedilink
minus-squareidegenszavak@sh.itjust.workslinkfedilinkarrow-up14arrow-down1·2 days agoengineers use d²π/4 as you can’t measure the radius of a pipe or a similar 3d solid object only diameter.
minus-squarestebo@lemmy.dbzer0.comlinkfedilinkarrow-up18arrow-down1·2 days agoor engineers are not smart enough to calculate r=d/2 first
minus-squareidegenszavak@sh.itjust.workslinkfedilinkarrow-up10arrow-down1·2 days agoWhy would i calculate r? I need only the area. See? Why would I waste my time for an extra calculation.
minus-squarestebo@lemmy.dbzer0.comlinkfedilinkarrow-up8arrow-down1·edit-22 days agoJust do it in your head? The diameter is 5.62, so the area is π*2.81², which is more efficient to type in your calculator than π*5.62²/4. You’re the one wasting time.
minus-squareidegenszavak@sh.itjust.workslinkfedilinkarrow-up6arrow-down1·1 day agoLife is too short to waste for such things.
minus-squareidegenszavak@sh.itjust.workslinkfedilinkarrow-up2·edit-22 days agoYou just imported a point cloud, so you can’t snap to the centerline, you can only measure the diameter.
minus-squarepixelscript@lemm.eelinkfedilinkEnglisharrow-up2·2 days agoThis actually explains some of the formulas in research papers I’ve read.
minus-squareintrovertcatto@lemmy.blahaj.zonelinkfedilinkEnglisharrow-up4·2 days agoNo its actually r^2π
πr^2?
engineers use d²π/4 as you can’t measure the radius of a pipe or a similar 3d solid object only diameter.
or engineers are not smart enough to calculate r=d/2 first
Why would i calculate r? I need only the area. See? Why would I waste my time for an extra calculation.
Just do it in your head? The diameter is 5.62, so the area is π*2.81², which is more efficient to type in your calculator than π*5.62²/4. You’re the one wasting time.
Life is too short to waste for such things.
I use the measure tool in solidworks
You just imported a point cloud, so you can’t snap to the centerline, you can only measure the diameter.
This actually explains some of the formulas in research papers I’ve read.
No its actually r^2π