Class 9 Physics MCQs (Grade 9) From Textbook
Physics Study Guide Quiz App Download (Free) | Class 9 Physics e-Book PDF
Class 9 Physics MCQs – Certification Test 104
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A bullet of mass 30 g is fired from a gun with a muzzle velocity 90ms−1. If its mass is 4 kg then the recoil of the gun will be
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