class 12

In this post i will share an important concept  of physics from  basic to advance level of class 12 

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 I HAVE PUT ALL MY EFFORT TO MAKE IT EASY IN BEST POSSIBLE WAY.

here is a link to go through it , kindly go through it .

•  Electric field and potential

•  conductor , insulator and semiconductor

• equipotential surface and electric potential energy

• Gauss's laws

• First laws of thermodynamics