Question 18 of 30
A purchase is roveto advantage when
A
The pull is coming from the standing block
B
The pull is coming from the moving block
C
The purchase is hoisting more weight
D
The wire thickness is reduced
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Answer & Explanation
The correct answer is Option B: The pull is coming from the moving block.
A purchase is rove to advantage when the direction of the hauling part originates from the moving block. This configuration allows for mechanical advantage, meaning less force is required to lift a given weight.