1.

In the above problem, acceleration of the system is

A.  \[\text{4}.\text{9 m}/{{\text{s}}^{\text{2}}}\]
B.  \[\text{2}.\text{94 m}/{{\text{s}}^{\text{2}}}\]
C.  \[\text{1}.\text{4 m}/{{\text{s}}^{\text{2}}}\]  
D.  \[\text{9}.\text{8 m}/{{\text{s}}^{\text{2}}}\]
Answer» D.  \[\text{9}.\text{8 m}/{{\text{s}}^{\text{2}}}\]


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