Solving any problem of 10+2 level or K-12 Physics, Olympiad level or Any entrance exam

Before reading the book, the student is recommended to go through any text book of physics of 10+2 level or K-12 level first. Then read this book to gain the ultimate expertise in physics with which you can solve any problem of physics how hard it may be, International Physics Olympiad or any engineering entrance exam or whatever throughout the world.