Hlo can somebody explain me why do we need a charge ,kaise field bna,iski kya need thi and field se fir energy,can somebody me a practical view,no mathematical

well, as far as i understand your doubt, i think you are asking about how electric field is formed by electron. Ryt? well if this is your question then i may not be able to explai...

Typically we say that we need a charge to create electric or magnetic field. Stationary charge will create electric field and moving charge will create a time varying electric fiel...