A) \[15\,\,s\]
B) \[14\,\,s\]
C) \[12.5\,\,s\]
D) \[1\,8\,\,s\]
Correct Answer: C
Solution :
Here, \[a=\frac{F}{m}=\frac{80}{50}=1.6m/{{s}^{2}}\] \[u=20m/s\] and \[v=0\] From \[v=u+at\] \[0=20-1.6\times t\] \[t=\frac{20}{16}=12.5\,s\]You need to login to perform this action.
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