Class 9 physics Practice Tests
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The MCQ A body of mass 10 kg is moving with the velocity of 15 ms−1. force required to stop it in 3 seconds should be: 50 ns, 100 ns, 75 ns and 170 ns with "Physics Study Guide" App Download (Free) for online school courses. Study dynamics quiz questions, download Amazon eBook (Free Sample) for online certificate courses.
MCQ 1: A body of mass 10 kg is moving with the velocity of 15 ms−1. The force required to stop it in 3 seconds should be
MCQ 2: 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
MCQ 3: SI unit of momentum is
MCQ 4: A group of interacting bodies on which no external force is acting is known as
MCQ 5: The momentum of an isolated system of two or more than two interacting bodies remains
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