https://www.ravitestpapers.in/2026/02/mcqs-test-6-12th-science-physics.html #CBSE பள்ளி கல்வி #cbse #science #srmaths #kalvi https://www.ravitestpapers.in/2026/02/mcqs-test-6-12th-science-physics-16-feb.html 12TH cbse physics 60 MCQs test with answers