A) 1.043s
B) 1.43
C) 1.024s
D) None of these
Correct Answer: A
Solution :
From\[v=u-gt\] \[0=10-9.8t\] \[\Rightarrow \] \[{{u}^{2}}=196\] \[\Rightarrow \] \[t=\frac{10}{9.8}=1.043\,\,\sec \]You need to login to perform this action.
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