Positively charged : Protons : : …….. : Electrons.

Positively charged proton are together in the nucleus. What might be, one of the function of the neutrons in the nucleus ?

Answer the following : Moving negatively charged particles are the electrons . Can this negative charge be made to flow ?

Derive an expression for the maximum kinetic energy gained by the positively charged particle in a cyclotron.

An ion with mass number 56 contains 3 units of positive charge and 30.4% more neutrons than electrons. Assign the symbols to this ion.

Give scientific reasons for the following: The diverged leaves of a positively charged gold leaf electroscope collapse if its disc is touched with a charge ebonite rod.

A positively charged particle is released from rest in a uniform electric field. The electric potential energy of the charge

The amount of electric charge on one mole of electrons is __________.

If 6.24xx10^18 electrons carry a total charge of 1 coulomb then how many electrons would carry a total charge of 96500 C?

An electron moving with a uniform velocity along the positive x -direction enters a magnetic field directed along the positive y -direction. The force on the electron is directed along