Dielectrics are of two types: (i) Non-Polar Dielectrics: When the centre of positive charge coincides with the centre of negative charge in a molecule, e.g., Nitrogen, Oxygen, CO 2 etc. (ii) Polar ...
CBSE Class 12th Physics Paper Analysis 2025: The Central Board of Secondary Education (CBSE) held the Class 12 Physics board exam today, February 21. The Physics paper began at 10:30 am and concluded ...
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