Atomic Physics
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Motion in a Straight Line
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Moovar Kovil, Kodumbalur: Historical and Archaeological Analysis
Historical Background and Significance Moovar kovil was first brought to scholarly attention by James Fergusson in the 19th century in his works on Indian architecture. However, detailed documentation and study were carried out by Alexander Rea, a British archaeologist and Superintendent of the Southern Circle of the Archaeological Survey of India (ASI), around 1902. Rea’s…
Learning Till My Last Breath
by Dr E. Ramanathan ~ Good Listeners are Great Leaders! “Information vs Execution: Which is more desirable?” — This question is a deep one, and the best answer often depends on the context. 
1. Information (Knowledge) 
2. Execution (Action) 
Which is more desirable? In practice, execution is often more desirable because: 
…
Most Frequently Asked Questions in Chemistry Class 12 Tamilnadu State Board Examinations
Here are the most frequently asked questions in Class 12 Chemistry for Tamil Nadu State Board examinations over the past three years, categorized by chapter: 1. Metallurgy 2. p-Block Elements (Part I & II) 3. Coordination Chemistry 4. Solid State 5. Chemical Kinetics 6. Electrochemistry 7. Surface Chemistry 8. Organic Chemistry 9. Carbonyl Compounds and…
Saitech – A Legacy of Excellence in STEM Education
Dr. E. Ramanathan has been a dedicated educator in the field of private coaching for Medical and Engineering aspirants since 1987. With an impressive track record spanning 38 years, he has nurtured and guided numerous students towards successful careers in medicine, engineering, and other STEM professions. His students, including Kowsigan, Vikram, Sanjay, Amritha, Kishore, Harish,…
Bohr’s Hydrogen Spectrum
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Special Types of Nozzles Used in Spray Phosphating
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Zinc phosphating – Spray vs Hot Dip Processes
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How to design an ideal zinc phosphating tank
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Blackening Issues in Phosphating
Blackening in phosphating can occur due to multiple factors related to surface contamination, bath composition, or process conditions. You can find a detailed analysis of possible causes and their remedies in this article.
Degreasing Formulations
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