Marina Exam Reviewer
With a given load on the cargo hook, the thrust on a cargo boom _____.
A. is greatest at an angle of 45º and decreases as the boom is raised or lowered
B. increases as the angle to the horizontal increases
C. increases as the angle to the horizontal decreases
D. is least at an angle of 45º and increases as the boom is raised or lowered
Answer: B. increases as the angle to the horizontal increases
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