A) \[0.2\,\,m/{{s}^{2}}\]
B) \[9.8\,\,m/{{s}^{2}}\]
C) \[5\,\,m/{{s}^{2}}\]
D) \[4.8\,\,m/{{s}^{2}}\]
Correct Answer: A
Solution :
\[a=\left[ \frac{{{m}_{1}}-{{m}_{2}}}{{{m}_{1}}+{{m}_{2}}} \right]g=\left[ \frac{5-4.8}{5+4.8} \right]\times 9.8=0.2\ m/{{s}^{2}}\]
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