ElectrostaticsHard
Question
64 small drops of mercury, each of radius ′r′ and charge q are combined to form a big drop. The ratio of the surface density of the charge of each small drop to that of a big drop is : -
Options
A.4 : 1
B.1 : 4
C.1 : 64
D.64 : 1
More Electrostatics Questions
Five balls, numbered 1 to 5, are suspended using separate threads. Pairs (1, 2), (2, 4), (4, 1) show electrostatic attra...A charge q = 10-6 C of mass 2 g (fig.) is free to move then calculate its speed, when it is at a distance of b. [Assume ...Four charges are place at the circumference of a dial clock as sown in figure. If the clock has only hour hand, then the...Five positive charges each having charge $q$ are placed at the vertices of a pentagon as shown in the figure. The electr...A solid conducting sphere having a charge Q is surrounded by an uncharged concentric conducting hollow spherical shell. ...