" 18.A metal cube of length "0.1m" is charged by "12 mu C" .Calculate its surface charge density."

A metal cube of length 0.1 is charged by 12 mu C . Calculate its surface charge density.

A metal plate of area 0.5 m^(2) is given a charge of 50muC , what is the charge density ?

A circular metal plate of radius 10 cm is given a charge of 20muC on its surface. The charge density of the plate is

A metal cylinder of length 2 km is charged with 2xx10^(-2)C . The linear charge density of the cylinder is

A charged belt 60 cm wide, travels at 20 ms^(-1) between a source of charge and a sphere. The belt carries charges into the sphere at a rate corresponding to 120 mu A . Calculate the surface charge density of the belt.

The length of a straight thin wire is 2 m. It is uniformly charged with a positive charge of 3 mu C .Calculate : The charge density of the wire .

Asphere of radius 10 cm is given a charge of 20 muC on its surface. The surface charge density of sphere is

A metal plate of area 2m^(2) is charged with 12xx10^(-6)C . The surface surface density of charge is