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A stone falls from a height with a velocity . Using the energy balance, calculate the speed of the stone at height ? Round off the result to one decimal place.
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Note: This problem has dynamic elements. This means elements such as numbers and consequently the step-by-step solution and the final answer may change overtime. Therefore, there may be a difference between a problem that is published online and the same problem exported into a PDF document.
At the height of , the stone has a velocity of .
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with a velocity 
. Using the energy balance, calculate the speed of the stone at height 
? Round off the result to one decimal place.
.
