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23 Nov 2019
A boy of mass 35 kg is running horizontally at 12m/s and grabs onto his mother who has a mass of 75 kg and is initially sitting at rest in a swing. What is the velocity of them together after the boy holds onto his mother?
A boy of mass 35 kg is running horizontally at 12m/s and grabs onto his mother who has a mass of 75 kg and is initially sitting at rest in a swing. What is the velocity of them together after the boy holds onto his mother?
Trinidad TremblayLv2
20 Jan 2019