भारत की सबसे लम्बी ट्रेन उत्तर प्रदेश के किस जनपद से चलती हैं ? - India's longest train runs from which district of Uttar Pradesh? - Bharat Ki Sabse Lambi Train Uttar Pradesh Ke Kis Janpad Se Chalti Hain ? UP GK in hindi, परिवहन Gorakhpur question answers in hindi pdf Allahabad questions in hindi, Know About Varanasi UP GK online test UP GK notes in hindi quiz book Kanpur