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Topic Mathematics
Asked 2 times across 2 UPSC exams, peaking in 2023.
Key insights
- Most tested in CSE — 1 of 2 PYQs
- Most asked in 2023
- Recurs across 1 years (2023–2023)
Across exams
CSE · 1CDS · 1How the concept evolved
Long-running — most appearances (1 of 2) predate 2016, and it still returns.
Related concepts
Ideas UPSC tests alongside this one — keep exploring.
Sample questions
You've seen the pattern — here are a few of the actual PYQs.
CDS2023
Consider the following statements about science in medieval South India
- The Katapayadi system of numerals, which was invented by Vararuchi of Kerala, the author of Chandra Vakyas, was used for calculating the position of Moon on any day of the year
- Achyuta Pisharati (1550 – 1621) wrote Uparagakriyakrama, a text on eclipses
- Ravi Varma of Mahodayapuram set up an observatory and is also said to have inaugurated the Kollam era
Which of the statements given above is/are correct ?
- A 1 and 3 only
- B 3 only
- C 1 and 2 only
- D 1, 2 and 3 ✓
✓ Correct answer: (D)
Science & Technology › History & Foundations of Science
CSE
What does Baudhayan theorem (Baudhayan Sulva Sutras) relate to?
- A Lengths of sides of a right-angled triangle ✓
- B Calculation of the value of pi
- C Logarithmic calculations
- D Normal distribution curve.
✓ Correct answer: (A)
History › Ancient India
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