2. A boy strikes a wooden block with a speed of 25 m per second and tr – InterviewSolution

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1.	2. A boy strikes a wooden block with a speed of 25 m per second and travels a distance of 200m before coming to rest calculate the retardation and it's time to come to rest.
Answer» USING 2AS= v2-u22× a × 200= 0- 625a=-625/400a=1.5625 ms-2

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