Vyavhar (व्यवहार / Behaviour), authored by Kapil Choudhary (RAS 2018, Rank 129) and published by Booster Academy as a Booster Book, is a complete subject book covering the Behaviour portion of the RAS 2026 Mukhya Pariksha (मुख्य परीक्षा) organized by RPSC. This second edition (द्वितीय संस्करण) has been prepared on the basis of the latest exam pattern (नवीनतम पैटर्न पर आधारित), covering behavioural concepts such as personality, attitude, emotional intelligence, motivation, leadership and stress management in an answer-oriented format. Key Features: Written entirely in Hindi for easy understanding Complete coverage of the Vyavhar (Behaviour) portion of the RAS Mains syllabus Topics include personality, attitude, perception, learning, motivation, emotional intelligence and leadership Dedicated coverage of stress and conflict management and their practical applications Prepared as per the latest RAS 2026 exam pattern and syllabus Answer-oriented presentation suited to the descriptive pattern of the RAS Mains paper Second edition with revised structure and updated content Authored by Kapil Choudhary, RAS 2018 with Rank 129, from an aspirant's perspective यह पुस्तक "व्यवहार (Behaviour) – RAS 2026 मुख्य परीक्षा (बूस्टर बुक)" कपिल चौधरी द्वारा लिखित है और हिंदी भाषा में है। यह RPSC द्वारा आयोजित RAS मुख्य परीक्षा की तैयारी हेतु व्यवहार विषय का संपूर्ण अध्ययन — व्यक्तित्व, अभिवृत्ति, अभिप्रेरणा, नेतृत्व एवं तनाव प्रबंधन सहित — नवीनतम पैटर्न पर आधारित द्वितीय संस्करण में प्रस्तुत करती है।