A) 806.2 m/s
B) 25.5 m/s
C) 36 m/s
D) 1140.2 m/s
Correct Answer: D
Solution :
\[{{v}_{e}}=\sqrt{2\,({{h}_{1}}-{{h}_{2}})}\]\[=\sqrt{2(3450-2800)\times {{10}^{3}}}=1140.2\,\,\text{m/s}\]You need to login to perform this action.
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