Atoms Class 12 MCQ Questions: In the 19th century, various evidence came up that supported the atomic hypothesis of matter. J. J. Thomson's 1897 experiments on electric discharge through gases ...
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CBSE Class 12 Board Exam 2026: Know about Physics question paper, marking scheme and other details
CBSE Class 12 Board Exam 2026 will begin on February 17. Check the physics question paper, marking scheme and other details.
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