Find the linear charge density along the arc

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(a) A charge -318e is uniformly distributed along a circular arc of radius 7.00 cm, which subtends an angle of 49o. What is the linear charge density along the arc?

(b) A charge -318e is uniformly distributed over one face of a circular disk of radius 3.10 cm. What is the surface charge density over that face?

(c) A charge -318e is uniformly distributed over the surface of a sphere of radius 5.00 cm. What is the surface charge density over that surface?

(d) A charge -318e is uniformly spread through the volume of a sphere of radius 2.70 cm. What is the volume charge density in that sphere?

Reference no: EM13239544

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