There is a hemisphere of radius R having a uniform volume charge density `rho`. Find the electric potential and field at the centre

A sphere of radius 2R has a uniform charge density p. The difference in the electric potential at r = R and r = 0 from the centre is:

Figure shows a uniformly charged hemisphere of radius R. It has a volume charge density rho . If the electric field at a point 2R, above the its center is E, then what is the electric field at the point 2R below its center?

Figure shows a uniformly charged hemisphere of radius R. It has a volume charge density rho . If the electric field at a point 2R, above the its center is E, then what is the electric field at the point 2R below its center?

Figure shows a uniformly charged hemisphere of radius R. It has a volume charge density rho . If the electric field at a point 2R, above the its center is E, then what is the electric field at the point 2R below its center?

A quarter ring of radius R is having uniform charge density lambda . Find the electric field and potential at the centre of the ring.

A smooth chute is made in a dielectric sphere of radius R and uniform volume charge density. rho . A charge particle of mass m and charge -q is placed at the centre of the sphere. Find the time period of motion of the particle?

A smooth chute is made in a dielectric sphere of radius R and uniform volume charge density. rho . A charge particle of mass m and charge -q is placed at the centre of the sphere. Find the time period of motion of the particle?

A sphere of charge of radius R has uniform volume charge density. The electric field due to the sphere of charge at a point

The diagram shows a uniformly charged bemisphere of radius R. It has volume charge density rho . If the electric field at a point 2R distance below its centre ?