Ancient History Art And Culture
During the Gupta Empire, the term "UPARIKARA" was used for

Periodic supplies of fruits, firewood, flowers etc
King's customary share of the production normally amounting to 1/6th of the production
It was a voluntary offering by people to the king
An extra tax levied on all subjects

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Ancient History Art And Culture
Nagarjuna is known as the Einstein of India because

He propounded the theory of Shunyavada similar to Einstein's theory of Relativity
Like Einstein he had a rare insight into the nature of the universe
He was one of the greatest physicists of all time
He was a great dialectician

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