Cosmos NCERT Plus Rajvyavastha (राजव्यवस्था) by Mahesh Kumar Barnwal and Rakesh Kumar Yadav is a Hindi medium objective question book on Polity (Rajvyavastha / राजव्यवस्था), based on the new NCERT textbooks (Nayi NCERT par Adharit / नई NCERT पर आधारित) from Class VI to XII. It provides objective questions with explanations (Vyakhyatmak Vastunishth Prashn / व्याख्यात्मक वस्तुनिष्ठ प्रश्न), so students understand the constitutional concept behind every answer. Chapter-wise QR codes link each chapter to additional digital content. It covers the Indian Constitution (Bharat ka Samvidhan / भारत का संविधान), Parliament, Executive, Judiciary, constitutional bodies and governance. It helps Hindi medium candidates practise NCERT-based polity questions after studying the theory. It is equally useful for all competitive exams (Sabhi Pratiyogi Parikshaon ke liye Saman Roop se Upyogi), including UPSC, state PSC, SSC, railway and police exams. Key Features: Hindi medium, NCERT Plus series from Cosmos Publication Based on new NCERT textbooks, Class VI to XII Objective questions with explanations Chapter-wise QR codes for added digital support Covers the Indian Constitution, Parliament, Executive, Judiciary and constitutional bodies Ideal practice book alongside Bharatiya Samvidhan evam Rajvyavastha NCERT Saar (Series 2) Equally useful for UPSC, state PSC, SSC, railway, police and other competitive exams कॉसमॉस NCERT प्लस राजव्यवस्था, लेखक महेश कुमार बर्णवाल एवं राकेश कुमार यादव, कक्षा 6 से 12 तक की नई NCERT पुस्तकों पर आधारित हिंदी माध्यम की वस्तुनिष्ठ प्रश्न पुस्तक है। इसमें भारतीय संविधान एवं राजव्यवस्था से जुड़े व्याख्यात्मक वस्तुनिष्ठ प्रश्न तथा अध्यायवार QR कोड दिए गए हैं। यह पुस्तक UPSC, PSC, SSC, रेलवे एवं सभी प्रतियोगी परीक्षाओं के लिए समान रूप से उपयोगी है।