Question Solved1 Answer You throw a small rock straight up from the edge of a highway bridge that crosses a river. The rock passes you on its way down, 4.00 s after it was thrown. What is the speed of the rock just before it reaches the water 27.0 m below the point where the rock left your hand? Ignore air resistance Express your answer with the appropriate units. НА ? v= Value Units Submit Request Answer

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Transcribed Image Text: You throw a small rock straight up from the edge of a highway bridge that crosses a river. The rock passes you on its way down, 4.00 s after it was thrown. What is the speed of the rock just before it reaches the water 27.0 m below the point where the rock left your hand? Ignore air resistance Express your answer with the appropriate units. НА ? v= Value Units Submit Request Answer
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Transcribed Image Text: You throw a small rock straight up from the edge of a highway bridge that crosses a river. The rock passes you on its way down, 4.00 s after it was thrown. What is the speed of the rock just before it reaches the water 27.0 m below the point where the rock left your hand? Ignore air resistance Express your answer with the appropriate units. НА ? v= Value Units Submit Request Answer
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Vel. of boll at point ' C ' rarr{:[v=u+gt=>v=0+10 xx2],[v=20m//s],[" Now "=>" from "C rarr D],[" Vel. at point ' "D" ' "=>v^(2)=u^(2)+2g1". "],[;v_(D)^(2)=(20)^(2)+ ... See the full answer