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You throw a small rock straight up from the edge of a
Chapter 2, Problem 2.49(choose chapter or problem)
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, 6.00 s after it was thrown. What is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? Ignore air resistance
Questions & Answers
QUESTION:
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, 6.00 s after it was thrown. What is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? Ignore air resistance
ANSWER:Step 1 of 3
Given data:
Distance between water and bridge .
Time flight of the rock when it is thrown straight up to return back to bridge .
Schematic diagram:
The time of ascent of the rock is given as,
Substituting all known values,