2.2 EVENTS OF WORLD HISTORY ll Mediaeval Period of History:: c 500 - 1500 AD ll Part: 2, Pg. 2 ll Rabi The Digital

 

History of Mediaeval Period 

FAQs II Frequently asked questions on history II India II Page 5 II Rabi The Digital

 

Q. Who was Aryabhata?

Ans.

Long before satellites and telescopes were invented, Aryabhata was looking up and calculating.

Born in Kusumapura (present-day Patna) in 476 CE, at the age of 23, he penned the Aryabhatiya, a seminal work on mathematics and astronomy.

According to his theory, the Earth revolves on its axis.

There are 365.258 days in a year:

The Earth's shadow, not Rahu-Ketu consuming the Sun and Moon, is what causes eclipses.

He provided a precise estimate of pi (π ≈ 3.1416).

A system for zero and place-value notation was also created by him.

This was all in the fifth century.

Writing equations wasn't all that Aryabhata did.

He changed the way we think about the cosmos.

FAQs II Frequency asked questions on history II Page 4

Q. What are the Vienna Conventions? 

Ans.  The term "Vienna Convention" most commonly refers to two major international agreements: the Vienna Convention for the Protection of the Ozone Layer (1985), which aims to protect human health and the environment from ozone depletion, and the Vienna Convention on the Law of Treaties (1969), which governs treaties between sovereign states.  Other treaties have also been signed in Vienna, covering areas like diplomatic relations, road traffic, and consular relations.