Diamonds are glittering and attractive because light Incident on them undergoes
1). highest refraction
2). multiple internal reflections
3). multiple surface reflections
4). hundred percent transmission
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1. Question 6.16:Differentiate between “minerals” and “ores”.
2. Beryllium Sulphate is less soluble in water due to ?
3. Question 16.24:Can you use soaps and synthetic detergents to check the hardness of water?
4. Hydrogen is not found in atmosphere because
6. The Chairman of the Drafting Committee of the Constituent Assembly of India was
7. Entropy of Universe is always
8. The most abundant constituent of atmospheric air is