Physics, 04.10.2021 14:00 ghari112345

What is the speed of... (all answers need to be in meters/sec) 16. A skateboarder rolling 15m in 3 sec
17. A car traveling 100km in 1hr
18. A swimmer going 2000m in 9:12
19. A biker covering 100km in 45min
20. A runner doing a 5k in 20:36

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Physics, 21.06.2019 21:40, taylordalton93

This problem has been solved! see the answera non-uniform fire escape ladder is 6.0m long whenextended to the icy alley below. it is held at the top by africtionless pivot, and there is neglibible frictional force fromthe icy surface at the bottom. the ladder weighs 250n, and it'scenter of gravity is 2.0m along the ladder from the bottom. amother and child of total weight 750n are on the ladder 1.5m fromthe pivot. the ladder makes an angle θ with the horizontal. find the magnitude and direction ofa) the force exerted by the icy alley on the ladderb) the force exerted by the ladder on the pivotc) do your answers in part a and b depend on the angle?

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Physics, 21.06.2019 22:00, smartie80

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Physics, 22.06.2019 12:30, lanaasad7733

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What is the speed of... (all answers need to be in meters/sec) 16. A skateboarder rolling 15m in 3...