## Siva Prasad is teaching live on Unacademy Plus

Achievements of Indians in the field of Science & Technology Part 1 SIVA PRASAD

About Me . Bachelors and Masters in Physics from Indian Institute of Science (ISc), Bangalore .INSPIRE Scholar, DST Govt. of India Interested in Physics, current affairs, economics.... . Physicist, Blogger, Teacher.... Wrote UPSC CSE Mains 2017 Research Publication in Journal of Applied Physics

Science in ancient India

Baudhayana (800 BC) . One of the first mathematicians of ancient India Author of several sutras among them sulbha sutra and shrauta sutra contained mathematical shlokas Calculated the value of Pi Put forward the Pythagorus theorem Laid down formulae of size and shape of altars

Pythagorus Theorem 2

Aryabhatta (476-550) . Calculation of orbits of planets . Explanation of eclipses Calculation of distance between earth and moon Earths rotation on its axis .Apparent motion of stars is due to movement of the earth Shape of earth is not flat; calculated the circumference of Earth Use of zero as a symbol and concept

Eclipses ECLIPSE DE SOL LUNA TIERRA SOL ECLIPSE DE LUNA LUNA TIERRA SOL

Types of eclipse total annular partial

Varahamihira (505-587) Lived during the Gupta rule the court of Yashodharma Vikramaditya of Malwa Trigonometric formulae Shifting of equinoxes Nature of scattering of light Wrote theories of earthquake and how termites may indicate water underground Write panchasiddhantha, Brihat Samhita and Brihat Jataka

Kannada . Ancient Indian Sage Put forward the atomic theory first

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