ELECTROSTATICS - Topic Wise Multiple Choice Questions (MCQ)
Electrostatics is a branch of physics that studies electric charges at rest. Since classical physics, it has been known that some materials such as amber attract lightweight particles after rubbing.
When a Piece of Polythene is rubbed with wool, a charge of – 2 × 10–7 is developed on polythene. The mass transferred to polythene is …. kg.
Select correct option from following options
(A) 11.38 × 10–19 (B) 5.69 × 10–19
(C) 2.25 × 10–19 (D) 9.63 × 10–19
The protonic charge in 100 gm of water is ……. c
A copper sphere of mass 2 gm contains about 2 × 1022 atoms. The charge on the nucleus of each atom is29e. What fraction of electrons removed from the sphere to give it a charge of 2μc?
The rate of alpha particle falls on neutral sphere is 1012 per second. The time in which sphere gets charged by 2μc is ….…… sec
A charge Q is divided into two parts and then they are placed at a fixed distance. The force between the two charges is always maximum when the charges are……