top 10 question of measurement PART-2,मापन के 10 महत्त्व पूर्ण प्रश्न ,railway ntpc,group D,DRDO MTS

मापन PART-1
https://youtu.be/txWwDSN_XZ4

mapan ke sabse important questions, science me railway ke liye important questions,drdo ke liye science ke questions,group D ke liye science ke questions