A ring of mass M and radius R is rotating with angular speed o about a fixed vertical axis passing through its centre O with two point masses each M of mass at rest at O. These masses 8 can move radially outwards along two massless rods fixed on the ring as shown in the figure. At some instant, the angular speed of the system is 9 - distance of the other mass from O is 2 (a) = R 3 3 of the masses is at a distance of -R from O. At this instant, the 5 15 R 1345 (b) =— R (d). ju 8 -R w and one
A ring of mass M and radius R is rotating with angular speed o about a fixed vertical axis passing through its centre O with two point masses each M of mass at rest at O. These masses 8 can move radially outwards along two massless rods fixed on the ring as shown in the figure. At some instant, the angular speed of the system is 9 - distance of the other mass from O is 2 (a) = R 3 3 of the masses is at a distance of -R from O. At this instant, the 5 15 R 1345 (b) =— R (d). ju 8 -R w and one
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Transcribed Image Text:A ring of mass M and radius R is
rotating with angular speed o about a
fixed vertical axis passing through its
centre O with two point masses each
M
of mass at rest at O. These masses
8
can move radially outwards along two
massless rods fixed on the ring as
shown in the figure.
8
At some instant, the angular speed of the system is -w and one
9
3
of the masses is at a distance of -R from O. At this instant, the
5
distance of the other mass from O is
2
(a)=R
3
(c) = R
(b)
ê €
0
= R
(d) — R
5
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