A metal sphere of radius 10 cm is charged to a potential of 100 V. The outward pull per unit area of the surface is

A conducting sphere of radius r is charged to a potential V .The outward pull per unit area of its surface is given by...

A hollow metallic sphere of radius 0.1 m is charged to a potential of 5 V. The potential at its centre is

A metal sphere of radius 10 cm is charged up to a potential of 80 esu. After sharing its chage with another sphere, the common potential of them becomes 20 esu. What is the radius of the second sphere ?

The charge deposited per unit area of the surface is called

A hollow metal sphere of radius 5 cm is charged so that the potential on its surface is 10 V . The potential at the centre of the sphere is

A hollow metal sphere of radius 5 cm is charged so that the potential on its surface is 10 V . The potential at the centre of the sphere is