Answers: 1
Physics, 21.06.2019 21:40
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?
Answers: 3
Physics, 22.06.2019 17:00
How much energy is supplied to each coulomb of charge that flows through a 12-v battery?
Answers: 1
Physics, 22.06.2019 21:30
The three classes of rocks are sedimentary, metamorphic, and igneous. how are rocks classified into one of these three groups?
Answers: 1
Physics, 22.06.2019 22:30
Compare the patterns of the two waves shown in the image. which statement is true about these waves?
Answers: 1
Which sentence best explains why ocean water beat the equator is warmer than the ocean water far fro...
Mathematics, 18.02.2021 18:10
Physics, 18.02.2021 18:10
Mathematics, 18.02.2021 18:10
Mathematics, 18.02.2021 18:10
Biology, 18.02.2021 18:10
Health, 18.02.2021 18:10
Mathematics, 18.02.2021 18:10
History, 18.02.2021 18:10
Arts, 18.02.2021 18:10
Social Studies, 18.02.2021 18:10
Mathematics, 18.02.2021 18:10
Mathematics, 18.02.2021 18:10
History, 18.02.2021 18:10
Chemistry, 18.02.2021 18:10