Sawai Jai Singh built how many astronomical observatories, known as Jantar Mantar?
ASeven
BFive
CNine
DFour
Answer & Solution
Correct answer: B. Five
1. They stand in Delhi, Jaipur, Ujjain and elsewhere.
2. He built five observatories.
3. They held instruments to study heavenly bodies.
_Source: syllabus Our Pasts II, Chapter 10, Eighteenth-Century Political Formations._
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