Gce Model Questions Vol1 2017 Physics Question 47
Practice objective / multiple choice question 47 from the 2017 Gce Model Questions Vol1 Physics examination.
A block‑and‑tackle system consists of three identical pulleys (one fixed, two movable) giving an ideal mechanical advantage of 4. Each pulley operates with an efficiency of 90 %. A load of \(800\,\text{N}\) is lifted at constant speed. Determine the magnitude of the input force that must be applied to the rope.
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About This Question
This is Gce Model Questions Vol1 2017 Physics Question 47. It is one of the objective questions from the 2017 Gce Model Questions Vol1 Physics examination.
Difficulty level: Medium .
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