HSC Physics Chapter:3 Current electricity(চলতড়িৎ) কির্শফের সূত্র(Kirchhoff's law)
Mudabbir Hussan, Lecturer, Dept. of Physics, M C College, Sylhet, Bangladesh.
Mudabbir Hussan, Lecturer, Dept. of Physics, M C College, Sylhet, Bangladesh.
Mudabbir Hussan, Lecturer, Dept. of Physics, M C College, Sylhet, Bangladesh.
Mudabbir Hussan, Lecturer, Dept. of Physics, M C College, Sylhet, Bangladesh.