This physics problem tests your understanding of fundamental physical laws and their applications. The step-by-step solution below breaks down the problem using relevant equations and physical reasoning.
ScanSolve AI Answer
Step 1: Current affairs is a field which consists of knowledge with all questions. Correct option: (d) Knowledge (d) Step 2: History books are sources of secondary current affairs except primary sources. Correct option: (b) Secondary (b) Step 3: School Assemblies, organizing current affairs. Correct options: (a) Quiz, (b) Seminar, (c) Survey, (d) Slogan (all approaches apply) (a),\ (b),\ (c),\ (d)