[" Two particles move in concentric circles of radii "r_(1)" and "r_(2)" such that they maintain a straight line throul "],[" centre.Find the ratio of their angular velocities."]

Two particle move in concentric circles of radii r_(1) and r_(2) such that they maintain a straight line through the center. The ratio of their angular velocities is:

Two particle move in concentio cireles of radii r_(1) and r_(2) such that they maintain a straight line through the centre. The ratio of their angular veocities is:

Two particles of masses m_(1) and m_(2) are moving in concentric circle of radii r_(1) and r_(2) such that their period are same. Then the ratio of their centripetal acceleration is

Two cars of masses m_(1)" and" m_(2) are moving in circles od radii r_(1) "and" r_(2) . Their speeds are such that they complete one revolution in the same time. The ratio of their angular speed is :

Two racing cars having masses m_(1) and _(2) move in concentric circles of radi r_(1) and r_(2) respectively . If their angular speeds are same , then the ration of their linear speeds is

Two racing cars having masse m_(1) and m_(2) move in concentric circle of radii r_(1) and r_(2) respectively. If their angular speed are same , then ratio of their linear speed is

The capacitance of two concentric spherical shells of radii R_(1) and R_(2) (R_(2) gt R_(1)) is

The capacitance of two concentric spherical shells of radii R_(1) and R_(2) (R_(2) gt R_(1)) is