Cyclinder is charged by 10mC. Length of cyclinder is 1km and radius is 1 mm. Surface charge density of cyclinder is

The sum of the radius and the height of a cyclinder is 37 cm and the total surface area of the cyclinder is 1628 cm ^(2) . Find the height and the volume of the cyclinder.

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

A rectangular sheet of paper 44 cm xx 18 cm is rolled along its length and a cycllinder is formed. Find the radius and the volume of the cyclinder formed.

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

Find the height of the cyclinder whose radius is 7 cm and the total surface are is 1100 cm ^(2)

The length of radius of a right circular cylinder is increased by 50%. How much percent of the height will be decreased if the volume of the cyclinder is unchanged.

A cylindrical capacitor has two co-axial cyclinders of length 15 cm and radil 1.5 and 1.4 cm.The outer cylinder is earthed and inner cyclinder is given a charge of 3.5 muC . Determine the capacitance of the system and the potential of the inner cylinder. Neglect end effects (i.e., bending of field lines at the ends.)

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

A metallic sphere of radius 9cm is melted and recast into the shape of a cyclinder of radius 6 cm. Find the height of the cyclinder.