A uniformly charged conducting sphere of 2.5 m in diameter has a surface charge density of `100 muC/m^2`. Calculate the
charge on the sphere.

A uniformly charged conducting sphere of 2.8 m in diameter has a surface charge density of 100muCm^-2 . Find the charge on the sphere.

A uniformly charged conducting sphere of 2.5 m in diameter has a surface charge density of 100 muC/m^2 . Calculate the total electric flux passing through the sphere.

A uniformly charged conducting sphere of 2.4 m diameter has a surface charge density of 80.0 muC//m^2 - Find the charge on the sphere.

A uniformly charged conducting sphere of 2.4 m diameter has a surface charge density of 80.0 muC//m^2 - What is the total electric flux leaving the surface of the sphere?

A drop of water of mass 18xx10^-3 g falls away from the bottom of a charged conducting sphere of radius 20 cm, carrying with it a charge of 10^(-9)C and leaving on the sphere a uniformly distributed charge of 2.5xx10^(-6)C . What is the speed of the drop after it has fallen 30 cm? (4piepsi_(0))^(-1)=9xx10^(9)JmC^(-2)

Fill ups A point charge is placed at the centre of a hollow conducting sphere of internal radius 'r' and outer radius '2r'. The ratio of the surface charge density of the inner surface to that the outer surface will be…………….. .

The electric force of repulsion on a tiny charged conducting sphere A as a function of its separation form a large conducting sphere B. The sphere B has 10 times the charge on the sphere A. Explain the behaviour of the force between separation 2 cm and 1 cm.

If a small sphere of mass m and charge q hangs from a silk thread at angle theta with a charged coducting plate, show that the equilibrium of the sphere, the surface charge density for the plate is epsilon_0 = (mg)/q tan theta