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Download Food Processing and Technology Journal Article PDF – Development and Testing of a Tapered Screw Mechanism for Groundnut Oil Extraction
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![A screw jack with a Tommy bar of length 12cm is used to raise a car through a vertical height of 25cm by turning the Tommy bar through 50 revolutions. Calculate the approximate velocity ratio of the jack [π=3.142] A screw jack with a Tommy bar of length 12cm is used to raise a car through a vertical height of 25cm by turning the Tommy bar through 50 revolutions. Calculate the approximate velocity ratio of the jack [π=3.142]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png)
