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@Gyro Gearloose
Note for OP
+solved @user1 @user2...
to close the thread when your doubt is solved. Mention the users who helped you solve the doubt. This will be added to their stats.what is the given ans
id have answer key yet but on searching online this is what i get

T=2pisqrt(I/mgl)
iss se kya aaya tha
2pisqrt(27r/10g)
mera 2pisqrt(17r/9g) aa rha
4mass of small ring = mass of big ring
com = (0,9r/10)
moi of system about A = 17/2 MR^2 where M is mass of small ring
u got same data?
why is 2mass of small ring = mass of big ring
if we consider same thickness d then
M = rho pi r^2 d and M' = rho pi r^2 d /4
i was getting MI as 9mr^2/4 and com and l=5r/6
considering negligible thickness i got correct ans
baat toh sahi hai but generally rings me thickness consider nahi karte
even tho qn me dia
but negligible thickness ka assumption
from formula?
avg glorifire ques
yep
lol
I aur l kya aa rha hai?
moi = 9mr^2/2 m = mass of small ring
d= 5r/6
O yeah right
i forgot to take mass of both rings in denominator
thanks
+solved @hardcoreisdead
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