what is electrification?

@ mohit
rubbing of one part of body with other part is known as electrification by friction . 
or simply u can say charging of a body by rubbing witone anathor.
example – when we rub our one hand with other the heat is evolved .
or when the silk cloth is rubbed with ebonite rod . 
HOPE IT CLEARS YOUR DOUBT 
ALL THE BEST ..

ELECTRIFICATION IS THE PROCESS OF MAKING CHARGED BODY.ELECTRIFICATION CAN BE DONE IN THREE WAYS – CONDUCTION , INDUCTION ,BY RUBBING(FRICTION).