1. Electric Machinery Fundamentals pdf Download 2. Electrical Engineering Materials 3. Semiconductor Transistor pptx 4. Electronics Device & Circuit 5. Introductory Circuit Analysis 6. Network theory active elements 7. Solution of introductory circuit analysis 8. Objective electrical technology 9. Fundamental of Electric Circuit 10. English writing course outline 11. Matrrices 12. Thomas- Calculus 13. Advanced Engineering Mathematics 14. Principles of Electronics 15. মানুষ ও ভাইরাসের যুদ্ধের ইতিহাস