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Consider Two Blocks Hung by a Massless String from a Frictionless

Question 50

Multiple Choice

Consider two blocks hung by a massless string from a frictionless pulley as shown in the figure.The masses of the blocks are m1=5 kg and m2=7 kg.The bottoms of the blocks are 20 meters above the top of the table.While m2 is moving downward,what is the magnitude of its acceleration (within 5% accuracy) ? Consider two blocks hung by a massless string from a frictionless pulley as shown in the figure.The masses of the blocks are m<sub>1</sub>=5 kg and m<sub>2</sub>=7 kg.The bottoms of the blocks are 20 meters above the top of the table.While m<sub>2</sub> is moving downward,what is the magnitude of its acceleration (within 5% accuracy) ? A) 9.8 m/s<sup>2</sup> B) 2.8 m/s<sup>2</sup> C) 7.0 m/s<sup>2</sup> D) 0 m/s<sup>2</sup> E) 1.6 m/s<sup>2</sup>


A) 9.8 m/s2
B) 2.8 m/s2
C) 7.0 m/s2
D) 0 m/s2
E) 1.6 m/s2

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