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Sahay Sir > Question Answers > NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 10 - Circular Motion > Two particles A and B are moving in uniform circular motion in concentric circles of radii rA​ and rB​ with speed VA​ and VB​ respectively. Their time period of rotation is the same. The ratio of angular speed of A to that of B will be :

Two particles A and B are moving in uniform circular motion in concentric circles of radii rA​ and rB​ with speed VA​ and VB​ respectively. Their time period of rotation is the same. The ratio of angular speed of A to that of B will be :

Two bodies of masres 1kg and 3kg have position vectors i^+2j^ ​+ k^ and − 3i − 2j^​ + k^ respectively. The centre of mass of this system has a position vector