A stone is thrown vertically upwards with an initial velocity of\[14\,\,m\,\,{{s}^{-1}}\]. Find the time taken by the stone to strike the ground. (Take\[g=9.8\,\,m\,\,{{s}^{-2}}\])

A stone is thrown vertically upwards with an initial velocity of\[14\,

1.	A stone is thrown vertically upwards with an initial velocity of\[14\,\,m\,\,{{s}^{-1}}\]. Find the time taken by the stone to strike the ground. (Take\[g=9.8\,\,m\,\,{{s}^{-2}}\])
A.	\[2.86\,\,s\]
B.	\[3.46\,\,s\]
C.	\[3.86\,\,s\]
D.	\[4.86\,\,s\]
Answer» B. \[3.46\,\,s\]

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A stone is thrown vertically upwards with an initial velocity of\[14\,\,m\,\,{{s}^{-1}}\]. Find the time taken by the stone to strike the ground. (Take\[g=9.8\,\,m\,\,{{s}^{-2}}\])

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