JEE Main 202427 Jan, Morning shiftPhysicsHardElectrostatics167× since 2002
A thin metallic wire having cross sectional area of is used to make a ring of radius . A positive charge of is uniformly distributed over the ring, while another positive charge of 30 is kept at the centre of the ring. The tension in the ring is ______ ; provided that the ring does not get deformed (neglect the influence of gravity). (given, SI units)