फाह्यान के आगमन के समय उत्तर भारतीय क्षेत्रों में किस वंश का शासन था ? - Which dynasty ruled the North Indian regions at the time of Fahien's arrival? - Fahyan Ke AaGaman Ke Samay Uttar Indian Area Me Kis Vansh Ka Shashan Tha ? Bihar Gk in hindi, Historical Aspects Kushann question answers in hindi pdf Gupt questions in hindi, Know About Maurya Bihar Gk online test Bihar Gk notes in hindi quiz book Paal