Recent content by katatonia911

Thank you all, clear answers and to the point:smile:

hi, im not involved into physics but i read sometimes about it and have very curious questions: Q1- if E=mc2 then as i know that electromagnetic waves have mass of zero so this mean E=0xc2 which means that c2=E/0 here i get that the E=0 , and c=infinite..which i guess is impossible so what...