railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) General Knowledge Medieval History Rajput states
Which Rajput king built observatories in Delhi, Jaipur, Ujjain, Mathura, Varanasi in the 18th century?
1
Man Singh
2
Jaswant Singh
3
Jai Singh Second
4
Ratan Singh