1. Thyristor Family Devices, 2. Turn on and Turn off Methods of SCR, 3. Phase Controlled Rectifiers, 4. Choppers and Inverters, 5. Industrial Applications of Power Electronic Devices. * APPENDICES Appendix-1: Terms and their Definitions, Appendix-2: Abbreviations, Appendix-3: List of Electronic Components and their Part Number, Appendix-4: List of Seminar Topics Related to Power Electronics, Appendix-5: Questions for Oral Examination, Appendix-6: List of Prominent Websets Related to Basic Power Electronics