{ "exam": "Kerala +2", "board": "Kerala HSE", "grade": "12", "subject": "Physics", "chapter": "Electromagnetic Induction", "topic": "Electromagnetic Induction", "goal": "A+", "time_left": "5_hours", "level": "intermediate", "language_preference": "Malayalam + English", "primary_need": "notes", "weak_areas": ["Lenz's law", "transformer derivation"] }