charlygalette charlygalette

16-11-2017
Physics

contestada

An object is dropped from a building and strikes the ground with a speed of 31m/s. How tall is the building?

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avikeshnirmal2 avikeshnirmal2

16-11-2017

vf^2=vi^2+2ad...using this formula and assuming acceleration due to gravity 10m/s^2,,the answer should be 48.05meters

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