Class 12th, Chapter 3, "Current Electricity" playlist link..... • Class 12th Physics Chapter-3 "Current Elec... Class 12th, Chapter 2, "Electric Potential and Capacitance" playlist link..... • Class 12th Physics Chapter-2 "Electrostati... Class 12th, Chapter 1, "Electrostatic- Electric Charges and Field" playlist link..... • Class 12th Physics Chapter-1 "Electric Cha... Class 12th, Physics CHAP-1, CHAP-2 and CHAP-3 SHORTS • Shorts : Class 12th Physics Playlist For detail explanation click on the link given below • Energy band diagram.. N type and P type Se...