- #1
Femme_physics
Gold Member
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We've always been using mm^4, but I see in my answer book (answer written below) that one solution says R^4. Is it the same thing, just that R^4 is used for a circle? The measurement in my exercise are in mm.
I did get the answer, I just wasn't aware I was supposed to write it in terms of R^4.
I did get the answer, I just wasn't aware I was supposed to write it in terms of R^4.