1. Background & Context Shahjahan Tapan is a well-known academic author in Bangladesh, particularly recognized for writing physics textbooks and guides for higher secondary level students (Classes 11 and 12), following the National Curriculum and Textbook Board (NCTB) syllabus.
1. Background & Context Shahjahan Tapan is a well-known academic author in Bangladesh, particularly recognized for writing physics textbooks and guides for higher secondary level students (Classes 11 and 12), following the National Curriculum and Textbook Board (NCTB) syllabus.