A wooden block A of mass 4.0 kg slides on a frictionless table when pulled using a massless string and pulley array by a hanging box B of mass 5.0 kg, as shown in the figure
What is the acceleration of block A as it slides on the frictionless table? Hint: Think carefully about the acceleration constraint.
A) 4.1 m/s2
B) 3.5 m/s2
C) 3.1 m/s2
D) 2.7 m/s2
Answer: A
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