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A lever has efficiency 60% and mechanical advantage 4, the
(i) Calculate effort required to lift 1000 N load. [250 N)
(ii) Calculate velocity ratio of the lever. [VR = 6.66]
(ii) Find out output work to turn load up to 20 m. [20,000 Nm]
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A lever has efficiency 60% and mechanical advantage 4, the
(i) Calculate effort required to lift 10...
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