a hollow cylinder of mass m and rad. R in pure rolling on a fixed horizontal surface with speed V. it's angular momentum about instantaneous axis of rotation is?
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v=Rw (pure rolling)
Angular momentum about origin O, L
O
=MvR+I
O
w
L
O
=M(Rw)R+
2
1
MR
2
w
L
O
=
2
3
MR
2
w