A) 3 s
B) 8 s
C) Never
D) 4 s
Correct Answer: B
Solution :
[b] Let the particle moves toward right with velocity 6 m/s. due to retardation, after time \[{{t}_{1}}\], its velocity becomes zero, From \[v=u-at\Rightarrow 0=6-2\times {{t}_{1}}\] \[\Rightarrow {{t}_{1}}=3\sec \]You need to login to perform this action.
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