Shravanth has scored 526 marks out of 600 in Tamilnadu State Higher Secondary Board Examination. Congratulations…
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Silence is Interpretation
When I listened, I could not understand. When I watched, I could not get it clarified.…
Light – Reflection and refraction
Reflection Laws of reflection Spherical mirrors Properties of image formed by a plane mirror Problems based…
Determination of atomic mass
Atomic mass can be determined by applying the following formula. Atomic mass = (w1A1 + w2A2)/(w1+w2)…
Lines and angles – Summary
If a ray stands on a line, then the sum of the two adjacent angles so…
STD09 Topics
Maths Number system Polynomials Coordinate geometry Linear equations Introduction to Euclid’s geometry Lines and angles Triangles…
Tenkasi Visit
தென்காசி பயணக் கட்டுரை by Dr. E. Ramanathan தென்காசிப் பயணம் என் வாழ்வில் ஒரு இனிமையான மறக்க முடியாத அனுபவம்.…
Doctorate awarded
Sri. E. Ramanathan was awarded Doctorate Degree by Governor of Tamilnadu in presence of Chief Minister…
History of Pallavas
Books on History of Pallavas History of Pallavas by Rajamanikkanar. Available in this link: https://amzn.to/3LYn11g History…
