Show that one ampere is equivalent to flow of `6.25xx10^(-18)` elementary electrons per second ? Charge on electron `=1.6 xx 10^(-19)C`.

An electron revolves aroung a nucleus in a circular orbit of radius 0.60Å . Find the equivalent electric current in the orbit if it completes 5.4 xx10^(15) revolutions in one second. Given charge on electrons is 1.6 xx10^(-19)C .

The cathode its 8 xx 10^(14) electrons per second, when heated. When 400 V is applied to anode all the emitted electrons reach the anode. The charge on electron is 1.6 xx 10^(-19)C . The maximum anode current is

The charge equivalent to 6times10^(18) electrons is .

How many electrons flow through the filament of 220 V and 100 W electric lamp per second. Given, electronic charge = 1.6 xx 10^(-19)C .

A potential difference of 3V is applied across a conductor of resistance 1.5 Omega . Calculate the number of electrons flowing through it in one second. Given charge on electron, e=1.6 xx10^(-19)C .

In a neon discharge tube 2.9 xx 10^(18) Ne^(+) ions move to the right each second while 1.2 xx 10^(18) eletrons move to the left per second. Electron charge is 1.6 xx 10^(-9) C . The current in the discharge tube

Find the time of relation between collision and free path of electrons in copper at room temperature .Given resistance of copper = 1.5xx 10^(-8) Omega m number density of electron in copper = 8.5 xx 10^(28)m^(-3) charge on electron = 1.6 xx 10^(19)C , mass of electrons = 9.1 xx 10^(-19) kg Drift velocity of free electron = 1.6 xx 10^(-4)ms^(-1)

Calculate the total charge of a mole of electrons if the electrical charge on a single electron is 1.60 xx 10^(-19) C.

A conductor has 14.4 xx 10^(-19) coulombs positive charge. The conductor has : (Charge on electron = 1.6 xx 10^(-19) coulombs