A worker pulls 60 newtons on a rope threaded through a block and tackle with 4 supporting strands. What is the maximum load this can lift, ignoring friction?
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Correct!
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Correct answer to question 143 (Mechanical Comprehension): 240 newtons
Method
Load equals effort times the number of supporting strands: 60 x 4 = 240 newtons.
Updated: November 2026
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