PHYSICS- chapterwise-topicwise solution(2024-1988) Sunny kumar creator Preeti kumari text New Delhi Arihant Publications 2024 monographic 358p. 28cm(pbk) by Sunny kumar,Preeti kumari chapterwise-topicwise-2024-1990 530 9789359981970 B-768359-373 BACEN25 pragati 20250624105056.0