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Physics, 20.09.2020 06:01 thereal6ix9ine69

a 3.2kg mass starts from rest at the top of the 30°inclined that is 6m long its speed as it reaches the bottom is 3m/s use the energy method to find the average friction force that regards the sliding motion

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a 3.2kg mass starts from rest at the top of the 30°inclined that is 6m long its speed as it reaches...
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