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The handle of the screw-jack in the figure below is 42cm long and the pitch of the screw is 0.5cm.

The handle of the screw-jack in the figure below is 42cm long and the pitch of the screw is 0.5cm.

(i) Calculate the V.R of the screw jack.
(ii) Calculate the effort needed to lift the load of 1188N.

Answers

sharon kalunda answered the question on September 10, 2019 at 05:22

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