Consider Two Blocks Hung by a Massless String from a Frictionless

question 23

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.When they are released from rest,how many seconds will it take for one of the blocks to hit the table (within 5% accuracy) ?

• A)2
• B)3
• C)4
• D)5
• E)6

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