eE eE 62 One half of a semicircular ring of radius R has

Last updated: 6/7/2023

eE eE 62 One half of a semicircular ring of radius R has charge Q while the other half has Q The ring is placed in xy plane where a uniform electric field exists E E y R Find the work required to be done by external agent to rotate the ring about z axis by 90 in clockwise direction