two body motion

aditya~

i am facing problem in attempting the peoblem attached below

if i work in the non inertial frame (the rotating)

shouldn't the acceleration of m_a after the catch is removed

be simply =[tex]\omega[/tex]²r_a

thanks in advance

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willem2

The masses are connected with a rope. The centrifugal forces on them work in opposite direction. If [itex] m_a = m_b [/itex] and [itex] l = 2 r_a [/itex] The acceleration is obviously 0.